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Professional Access Point Administrator Guide R46.1224.00 rev 2.0 07 /06.
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Professional Access Point Administrator Guide iii Professional Access Point Administrator Guide U.S. Robotics Corporation 935 National Parkway Schaumburg, Illinois 60173-5157 USA No part of this docum.
Professional Access Point Administrator Guide iv.
Professional Access Point Administrator Guide v Contents About This Document . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix Getting Started Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Professional Access Point Administrator Guide vi Events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79 Transmit/Receive Statistics . . . . . . . . . . . . . . . . . . . .
Professional Access Point Administrator Guide vii CE Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 95 U.S. Robotics Corporation Two (2) Year Limited Warranty . 299 1.0 GENERAL T ERMS: .
Professional Access Point Administrator Guide viii.
Professional Access Point Administrator Guide ix About This Document This guide describe s setup, configura tion, administr a tion and maintenance of one or mor e Professional Access Points on a wireless network.
Professional Access Point Administrator Guide x Recommended Settings, Notes and Cautions An arrow ne xt to field desc ription infor mation indicate s a recomme nded or sugg ested config uration setting for an option on the Access Point . A Note provides mor e information about a featur e or technology and cross-references to r elated topics.
Professional Access Point Administrator Guide Overview - 11 Getting Started This part of the Professiona l Access Point Administ rator Guide provide s the information that you need to establish a netw.
Professional Access Point Administrator Guide Overview - 12 • Maintainability • What’s Next? Features and Benefits IEEE Standards Support and Wi-Fi Compliance • Support for IEEE 802.1 1b and IEEE 802.1 1g wireless networking stan dards • Provides bandwidth of up to 1 1 Mbps for IEEE 802.
Professional Access Point Administrator Guide Overview - 13 • Wi-Fi Protected Access 2 ( WP A2 /802 .1 1i ) • Advanced Encryption S tandar d ( AES ) • User-based access contro l, local user data.
Professional Access Point Administrator Guide Overview - 14 • Vir tual Local Area Network (VL AN) support SNMP Support The Professional Access Point includes th e following standard Simple Network Protocol ( SNMP ) Management Info rmation Bases ( MIB ): • SNMP v1 and v2 MIBs • IEEE802.
Professional Access Point Administrator Guide Pre-Launch Chec klist: Default Se ttings and Supported Administr ator/ Client Platforms - 15 Pre-Launch Checklist: Default Settings and Supported Administ.
Professional Access Point Administrator Guide Pre-Launch Chec klist: Default Se ttings and Supported Administr ator/ Client Platforms - 16 Default Settings for the Pr ofessional Access Point Option De.
Professional Access Point Administrator Guide Pre-Launch Chec klist: Default Se ttings and Supported Administr ator/ Client Platforms - 17 Radio On “Radio” on page 129 IEEE 802.
Professional Access Point Administrator Guide Pre-Launch Chec klist: Default Se ttings and Supported Administr ator/ Client Platforms - 18 What the Access Point Does Not Provide The Professional Access Point is not designed to func tion as a gateway to the Internet.
Professional Access Point Administrator Guide Pre-Launch Chec klist: Default Se ttings and Supported Administr ator/ Client Platforms - 19 Wireless Client Computers The Profession al Access Point p rovides wireless acce ss to any client with a properly configured Wi-Fi client adapter for the 802.
Professional Access Point Administrator Guide Pre-Launch Chec klist: Default Se ttings and Supported Administr ator/ Client Platforms - 20 Understanding Dynamic and Stat ic IP Addressing on the Profes.
Professional Access Point Administrator Guide Pre-Launch Chec klist: Default Se ttings and Supported Administr ator/ Client Platforms - 21 The Guest network must have a DHCP server . Static IP Addressing The Professional Access Point ship s with a default S tatic IP Address of 192.
Professional Access Point Administrator Guide Pre-Launch Chec klist: Default Se ttings and Supported Administr ator/ Client Platforms - 22.
Professional Access Point Administrator Guide Setting Up and Launching Yo ur Wireless Network - 23 Setting Up and Launch ing Your Wireless Network Setting up and deploying one or more Profe ssional Ac cess Points is in ef fect creating and launching a wireless network.
Professional Access Point Administrator Guide Setting Up and Launching Yo ur Wireless Network - 24 As new features and enhancement s become availa ble, you can upgrade th e firmware to add new functionality and performance improvement s to the acce ss point s that make up your wireless network.
Professional Access Point Administrator Guide Setting Up and Launching Yo ur Wireless Network - 25 Figure 1 . Ethernet Connections When Using DHCP for Initial Configuration. Figure 2. Ethernet Connectio ns When Using S tatic IP Address for Initial Configuration.
Professional Access Point Administrator Guide Setting Up and Launching Yo ur Wireless Network - 26 wireless networks: a secure Inter nal LAN and a pub lic Guest network. This can be done virtually , by defining two dif ferent V irtual LANs in the Web User Interface.
Professional Access Point Administrator Guide Setting Up and Launching Yo ur Wireless Network - 27 program to access your network. If network access is blocked, the Detection Utility cannot find your access point. The Detection Utility Welcom e screen is displayed.
Professional Access Point Administrator Guide Setting Up and Launching Yo ur Wireless Network - 28 3. Review the list of access points found. The Detection Utility will detect t he IP addresses of Pr ofessional Access Points. Access points are listed with their locations, MAC addresses, and IP Address es.
Professional Access Point Administrator Guide Setting Up and Launching Yo ur Wireless Network - 29 Click Next . 4. Go to the Access Point Web User Interface by clic king the link provided on the Detection Utility page.
Professional Access Point Administrator Guide Setting Up and Launching Yo ur Wireless Network - 30 Step 4. Log on to the Web User Interface When you follow the link from the De tection Utility to the Profess ional Access Point Web User Interface, you are prompted for a user name and p assword.
Professional Access Point Administrator Guide Setting Up and Launching Yo ur Wireless Network - 31 Step 5. Configure Basic Settings and start the wireless network Provide a minimal set of configuration infor mation by defining the basic settings for your wire less network.
Professional Access Point Administrator Guide Setting Up and Launching Yo ur Wireless Network - 32 Provide a new administrato r passwor d for clustered access p oints. For m ore informati on, see “Provide Administrator Password and Wire less Network Name” on pag e 38 .
Professional Access Point Administrator Guide Setting Up and Launching Yo ur Wireless Network - 33 Wall Mounting the Access Point The access point has keyhole openings fo r easy wall mounting. T o expose the openings, remove the p ads from the rear feet.
Professional Access Point Administrator Guide Setting Up and Launching Yo ur Wireless Network - 34 Test LAN Connectivity with Wireless Clients T e st the Professi onal Access Point by trying to detect it and associate with it from a wireless client device.
Professional Access Point Administrator Guide Basic Settings - 35 Web User Interface This part of the Professiona l Access Point Administrator Guide covers usag e of the Web Use r Interface with each .
Professional Access Point Administrator Guide Basic Settings - 36 Navigating to Basic Settings T o configure initial s ettings, click Basic Settings . If you use the Detection Utility to link to the Web User Interface, the Ba sic Settings page is displayed by default.
Professional Access Point Administrator Guide Basic Settings - 37 Review / Describe the Access Point Field Description IP Address The IP address assigned to this access point.
Professional Access Point Administrator Guide Basic Settings - 38 Provide Administrator Passwo rd and Wireless Network Name Field Description Administrator Password Enter a new administrator password. The characters you ente r will be dis- played as " • " characters to prevent othe rs from seeing your password as you type.
Professional Access Point Administrator Guide Basic Settings - 39 Set Configuration Policy for New Access Points Field Description New Access Points Choose the policy that you want to put in effect for adding Ne w Access Points to the network.
Professional Access Point Administrator Guide Basic Settings - 40 Update Basic Settings When you have reviewed the ne w configuration, click Updat e to apply th e settings and d eploy the access points as a wirele ss network.
Professional Access Point Administrator Guide Basic Settings - 41 At this point if you click Basic Se ttings again, the summary of settings page is replaced by the st andard Basic Settings configuration options.
Professional Access Point Administrator Guide Basic Settings - 42.
Professional Access Point Administrator Guide Access Points - 43 Cluster This section covers the We b User Interface Cluster items: • “Access Points” on pa ge 43 • “User Management” on pag.
Professional Access Point Administrator Guide Access Points - 44 • Cluster Size and Membership • Intra-Cluster Security • Auto-Synchronization of Cluster Configuratio n • Understanding Acc e s.
Professional Access Point Administrator Guide Access Points - 45 participate in a self-organizing cluste r which makes it easie r for you to deploy , ad minister , and secure your wireless network.
Professional Access Point Administrator Guide Access Points - 46 • Radio settings The following radio settings are synchronized across clusters: •M o d e • Channe l • Fragment ation Thresh old.
Professional Access Point Administrator Guide Access Points - 47 point. T o access the Web User Interf ace for an ac cess poin t that is a member of t he current cluster , click the Cluster menu’ s Access Points t ab in the Web User Interface of th e current access point, then click the member access point’s IP Address link.
Professional Access Point Administrator Guide Access Points - 48 Cluster Size and Membership The upper limit of a cluster is eight access points. Th e Cluster Web User In terface pages provide a visual indicator of the number of access points in the current cluster and warn when the cluster ha s reached capacity .
Professional Access Point Administrator Guide Access Points - 49 The following table describes th e access poin t settings and information display in detail. Modifying the Loca tion Description T o make modifications to the location description: 1. Naviga te to the Basic Settings page.
Professional Access Point Administrator Guide Access Points - 50 Adding an Access Point to a Cluster T o add a standalone access point into a cluster , do the following. 1. Go to the Web User In terface for the standalone a ccess point. (Se e “Navigating to an Access Point by Using its IP Address in a URL” on p age 50 .
Professional Access Point Administrator Guide Access Points - 51 For a standalo ne access point, this is the only way to navigate to the configuration info rmation.
Professional Access Point Administrator Guide Access Points - 52.
Professional Access Point Administrator Guide User Manag ement - 53 User Management The Professional Access Point in cludes user mana gement capabilities for cont rolling access to your access points.
Professional Access Point Administrator Guide User Manag ement - 54 Navigating to User Management for Clustered Access P oints T o set up or modify user account s, click the Cluster Menu’ s User Management tab . Viewing User Accounts User accounts are shown at the top of the scr een under User Accounts .
Professional Access Point Administrator Guide User Manag ement - 55 2. When you have filled in the fields, click Add Account to add the account. The new user is then displaye d under User Accounts . The user acco unt is enabled by default when you first create it.
Professional Access Point Administrator Guide User Manag ement - 56 A user with an account that is enabled can lo g on to the wireless access point s in your network. Disabling a User Account T o disable a user account, select the ch eck box next to the user name and click Disable .
Professional Access Point Administrator Guide User Manag ement - 57 3. Click the Restore butt on. When the backup restore pr ocess is complete, a message indicates that the user datab ase has been successfully restored. (Thi s process is not time-con suming; the restore sh ould complete almost imme - diately .
Professional Access Point Administrator Guide User Manag ement - 58.
Professional Access Point Administrator Guide Sessions - 59 Sessions The Professional Access Point provides real- time session monitoring informatio n including which users and clients ar e associated with a particular access po int, dat a rates, transmit/receive statistics, signal strength, and idle time.
Professional Access Point Administrator Guide Sessions - 60 Understanding Session Monitoring Information The Sessions p age shows informati on about users a nd clie nt devices associated with acce ss points in the cluster .
Professional Access Point Administrator Guide Sessions - 61 Viewing Session Information for Access Points Y ou can view session information for all access points on the network at the same time, or you can set the display to show session information for a specifie d access point chosen from the list at the top of the page.
Professional Access Point Administrator Guide Sessions - 62.
Professional Access Point Administrator Guide Channel Management - 63 Channel Management The following Channel Manag ement topics are covered here: • Navigating to Channel Manag ement • Understa n.
Professional Access Point Administrator Guide Channel Management - 64 Navigating to Channel Management T o view session monitoring information, click the Cluster menu’ s Channel Management ta b.
Professional Access Point Administrator Guide Channel Management - 65 Interference can occur when mu ltiple access points within ra nge of each other are broadcastin g on the same or overlapping channels.
Professional Access Point Administrator Guide Channel Management - 66 access points. By default, automatic chan nel assignment is disabled. Y ou can start channel management to optimise channel usage acro ss t he cluster on a scheduled interv al.
Professional Access Point Administrator Guide Channel Management - 67 Viewing Current Channel Assi gnments and Setting Locks The Current Chann el Assignments show a list of all access po ints in the cl uster by IP Address.
Professional Access Point Administrator Guide Channel Management - 68 to implement channel ma nagement. Y ou can use Advanced settings to modify the interference re duction potential that triggers ch .
Professional Access Point Administrator Guide Channel Management - 69 Update Advanced Settings Click Update under Advanced settings to apply these settings. Advanced settings take af fect when they are app lied, and they influen ce how automatic channel management is performe d.
Professional Access Point Administrator Guide Channel Management - 70.
Professional Access Point Administrator Guide Wireless Neighborhood - 71 Wireless Neighborhood The Wireless Neighborhood view shows those access points within r ange of a ny access po int in the cluster .
Professional Access Point Administrator Guide Wireless Neighborhood - 72 Navigating to Wire less Neighborhood T o view the Wireless Neighborhood, click the Cluster menu’ s Wireless Neighborhood tab. Figure 5. Neighbour APs Both in Cluster and Not in Cluster .
Professional Access Point Administrator Guide Wireless Neighborhood - 73 • Detect faults. Unexpecte d changes in the coverage p a ttern are evid ent at a glance in the colour coded table. Viewing Wireless Neighborhood Details about Wireless Neighborhood in formation shown is described belo w .
Professional Access Point Administrator Guide Wireless Neighborhood - 74 Neighbors Access points that are neighbours of one or more of the clustered APs are listed in the left column by SSID (Network Name). An access point which is detected as a neighbour of a cluster member can also be a cluster member itself.
Professional Access Point Administrator Guide Wireless Neighborhood - 75 Viewing Details for a Clus ter Member T o view details on a c luster memb er AP , click the IP ad dress of a cluster mem ber at the to p of the table. Figure 6. Details for a Cluster Member AP .
Professional Access Point Administrator Guide Wireless Neighborhood - 76 The following table explains the details shown abou t the selected AP . Field Description SSID Shows the Service Set Identifier ( SSID ) for the access point. The SSID is an alphanumeric string of up to 32 characte rs that uniquely identi- fies a wireless local area network.
Professional Access Point Administrator Guide Interfaces - 77 Status Y ou can view information about an individual acce ss point from the S t atus menu.
Professional Access Point Administrator Guide Interfaces - 78 This page displays th e current Ethernet (Wired) Settings and Wireless Settings . Ethernet (Wired) Settings The Internal interface includes th e Ethernet MAC Address, VLAN ID, IP Address , and Subnet Mask .
Professional Access Point Administrator Guide Events - 7 9 Events T o view system events and kernel log for a p artic ular access point, navigate to the S tatus menu’ s Events tab on the W eb User Interface for the access poi nt that you want to monitor .
Professional Access Point Administrator Guide Events - 8 0 • Enabling and D isabling the Log Relay Ho st on the S tatus Menu’s Events Page Understanding Remote Logging The kernel log is a compr ehensive list of system event s (shown in the System Log) and kernel messages, such as an error me ssage for drop ping frames.
Professional Access Point Administrator Guide Events - 8 1 4. Restart the syslog server by typing t he following at the command line prompt: /etc/init.
Professional Access Point Administrator Guide T ransmit/R eceive Statistics - 8 2 Events Log The Events Log shows system events on the acce ss point such as st ations associa ting or being authenticat ed. The real-time Ev ents Log is always shown o n the S tatus m enu’s Events p age for the acce ss point you are monitori ng.
Professional Access Point Administrator Guide Client Associations - 83 This page provides basic information about the current access point and a real-time display of th e transmit and receive statistics for this access point as described in the table below .
Professional Access Point Administrator Guide Client Associations - 84 The associated sta tions are displayed along with infor m ation about p acket traf fic transm itted and receive d for each station.
Professional Access Point Administrator Guide Neighborin g Access Points - 85 Neighboring Access Points The status p age for neighbouring access point s provides real-time st atistics for all access point s within range of the access point on which you are viewing the W eb User Interface.
Professional Access Point Administrator Guide Neighborin g Access Points - 86 Information provided for neighb ouring access point s is described in the following t able: Field Description MAC Address Shows the MAC address of the n eighbouring access point.
Professional Access Point Administrator Guide Neighborin g Access Points - 87 Channel Shows the channel on which the acce ss point is currently broadcasting. The Channel defines the portion of the radio spectrum that the radio uses for transmitting and receiving.
Professional Access Point Administrator Guide Neighborin g Access Points - 88.
Professional Access Point Administrator Guide Ethernet (Wire d) Settings - 89 Advanced Advanced Settings include the following: • “Ethernet (Wired) Settings” on pag e 89 • “Wireless Settings.
Professional Access Point Administrator Guide Ethernet (Wire d) Settings - 90 • Navigating to Ethernet (Wired) Se ttings • Setting the DNS Name • Managing Guest Access • Configuring an Intern .
Professional Access Point Administrator Guide Ethernet (Wire d) Settings - 91 Setting the DNS Name Managing Guest Access Y ou can provide controlled guest access over an isolated n etwork and a secure internal LAN on th e same Professional Access Point by using VLANs.
Professional Access Point Administrator Guide Ethernet (Wire d) Settings - 92 Access on the Ethernet (W ired) Settings t ab. Specifying a Virtual Guest Network If you enab le Guest Acce ss, you must r.
Professional Access Point Administrator Guide Ethernet (Wire d) Settings - 93 page 125. Configuring Internal Inte rface Ethernet Settings T o configure Ethernet (Wired) setti ngs for the Internal LAN, fill in the fields as described below .
Professional Access Point Administrator Guide Ethernet (Wire d) Settings - 94 Connection T ype Y ou can select DHCP or Static IP . The Dynamic Host Configuration Protocol ( DHCP ) is a protoc ol that specifi es how a centralized server can provid e network co nfiguration information to devices on the network.
Professional Access Point Administrator Guide Ethernet (Wire d) Settings - 95 Configuring Guest Interface Ethernet (Wired) Settings T o configure E thernet (Wired) Sett ings for the Gues t interface, fill in the fields as described below . Updating Settings T o apply your changes, click Update .
Professional Access Point Administrator Guide Ethernet (Wire d) Settings - 96.
Professional Access Point Administrator Guide Wireless S ettings - 97 Wireless Settings Wireless settings describe aspect s of the lo cal area netwo rk ( LAN ) related specifically to the radio device in the access poi nt ( 802.
Professional Access Point Administrator Guide Wireless S ettings - 98 Configuring 802.11d Regula tory Domain Support Y ou can enable or disable IEEE 802.1 1d Regulatory Domain Support to broadcast th e access point country code information as de scribed below .
Professional Access Point Administrator Guide Wireless S ettings - 99 Configuring the Radio Interface The radio interface allows you to set the rad io Channel and 80 2.
Professional Access Point Administrator Guide Wireless Settings - 100 Configuring Guest Netw ork Wireless Settings The Guest Settings describ e the MAC Address (read-only) and wireless network name ( SSID ) for th e Guest Network as described below .
Professional Access Point Administrator Guide Security - 101 Security The following s ections describ e how to config ure security s ettings on t he Professiona l Access Point: • Understanding Secur.
Professional Access Point Administrator Guide Security - 102 Wi-Fi Protected Access ( WP A ) with Remote Authen tication Dia l-In User Service ( RADIUS ) using the CCMP (AES) encryption algorithm provides the best data protecti on available and is clearly the best choice if all client devices are equipped with WP A supplicants.
Professional Access Point Administrator Guide Security - 103 S EE A LSO For information on how to configure th is mode, see “None” on p age 108 under “Configurin g Security Settings”. When to Use Static WEP St a t i c Wired Equivalent Privacy ( WEP ) is a data encryption protocol for 802.
Professional Access Point Administrator Guide Security - 104 R ECOMMENDATI ONS IEEE 802.1x mode is a better choice than S tatic WEP because keys are dy namically generated and changed periodically .
Professional Access Point Administrator Guide Security - 105 R ECOMMENDATI ONS WP A/WP A2 Personal (PSK) is not recommended for us e with the Profess ional Access Point when WP A/ WP A2 Enterprise (RADIUS) is an option.
Professional Access Point Administrator Guide Security - 106 1. The best security yo u can have to-date on a wire less network is WP A/WP A2 Enterprise (RADIUS) mode using CCMP (AES) encryptio n algorithm. AES is a symmetric 128-bit block data encryption technique that works on multiple layers of the ne twork.
Professional Access Point Administrator Guide Security - 107 Navigating to Se curity Settings T o set the security mode, click the Advanced me nu’s Security tab, and update the fields as described below . Configuring Security Settings The following configuration infor mation explains how to configure security modes on the access point.
Professional Access Point Administrator Guide Security - 108 Isolation as extra precaut ions as mentioned be low . None None means t hat any data tran sferred to and from t he Profession al Access Point is not encr ypted. There are no further option s for this mode.
Professional Access Point Administrator Guide Security - 109 tialization vector (IV)) or 128- bit (104-bit secr et key + 24-bit IV) Shared Key for dat a encryption. Y ou cannot mix 64-bit and 128- bit WEP keys between the access point and it s client s.
Professional Access Point Administrator Guide Security - 110 . Field Description T ransfer Key Index Select a key index. Key inde xes 1 through 4 are available. The default is 1. The transfer key index i ndicates which WEP key the access point will use to encrypt the data it transmits.
Professional Access Point Administrator Guide Security - 111 Rules to Remember for Static WEP • All clients must have the Wireless LAN (WLAN) securi ty set to WEP , and all clients must have one of the WEP keys specified on the access po int in order to decode access- point-to-st ation dat a transmis - sions.
Professional Access Point Administrator Guide Security - 112 Example of Using Static WEP For a simple example , suppose that you co nfigure th ree WEP keys on the access point. In this example, the T ransfer Ke y Index for the access point is set to 3.
Professional Access Point Administrator Guide Security - 113 Figure 8. Providing a Wireless Client with a WEP Key If you have a second clien t, that client also needs to have one of the WEP keys d efined on th e access point. Y ou could give it the same WEP key that you gave to the first statio n.
Professional Access Point Administrator Guide Security - 114 Figure 9. Example of Using Multiple W EP Keys and T ransfer Key Index on Client Devices IEEE 802.1x IEEE 802.1x is the standard that defines port-based au thenticatio n and provides a framework for implementing key management.
Professional Access Point Administrator Guide Security - 115 WPA/WPA2 Personal (PSK) Wi-Fi Protected Access 2 ( WP A2 ) with Pre-Shared Key ( PSK ) is a Wi-Fi Alliance IEEE 802.1 1i sta ndard, which includes Advanced Encryp tion Algorithm ( AES ), Coun ter mode/CBC-MAC Protocol ( CC MP ), and Temporal Key Inte grity Protocol ( TKIP ) mechanisms.
Professional Access Point Administrator Guide Security - 116 Field Description WP A Ve rsions Select the types of clients you want to support: •W P A — If all clients on the network support the or.
Professional Access Point Administrator Guide Security - 117 WPA/WPA2 Enterprise (RADIUS) Wi-Fi Protected Access 2 ( WP A2 ) with Remote Authentication Dial-In User Service ( RADIUS ) is an implementation of th e Wi-Fi Alliance IEEE 802.
Professional Access Point Administrator Guide Security - 118 Enable pre-authentication If for WP A V ersions you select WP A2 or Both , you can e nable pre-authentication for WP A2 clients. Click Enable pre-authentication if you want WP A2 wireless clients to send pre-authen- tication packet.
Professional Access Point Administrator Guide Security - 119 Updating Settings T o apply your changes, click Update . Radius IP Enter the Radius IP . The Radius IP is the IP address of the RADIUS server . (The Professional Access Point internal authen tication server is 127.
Professional Access Point Administrator Guide Security - 120.
Professional Access Point Administrator Guide Guest Login - 12 1 Guest Login The Profession al Access Poin t’s Guest Interface features allo w you to conf igure the a ccess point for controlled guest access to an isolated network.
Professional Access Point Administrator Guide Guest Login - 12 2 T o configure Internal and Guest networks on virtual LANs, do the following: 1. Use an Ethernet cabl e to make a wired connection fr om the LAN port on the ac cess point to the LAN. (Make sure this port is configured to handle VLAN t agged p ackets.
Professional Access Point Administrator Guide Guest Login - 12 3 Configuring the Welcome Sc reen (Captive Portal) Y ou can set up or modify the Welcome scre en that guest client s see when they open a W eb browser or try to browse the W eb. T o set up the ca ptive portal, do the followi ng.
Professional Access Point Administrator Guide Guest Login - 12 4 2. The guest netwo rk advertises itself via a Guest SSI D or a similar name, depending on how the guest SSID is specified in the Web User Interface for the Guest interface. 3. The guest chooses Guest SSID.
Professional Access Point Administrator Guide Virtual Wireless Networks - 125 Virtual Wireless Networks The following sections describe how to configure multiple wirele ss networks on V irtual LANs ( .
Professional Access Point Administrator Guide Virtual Wireless Networks - 126 Configuring VLANs Notes / Cautions • T o configure additional networks on VLAN s, you must first enable V irtual Wireless Ne tworks on the Ethernet (Wired) interf ace. See “Enabling and Di sabling V irtual Wireless Ne tworks on the Access Point” on page 92.
Professional Access Point Administrator Guide Virtual Wireless Networks - 127 Updating Settings T o apply your changes, click Update . Broadcast SSID Select the Broadcast SSID setting by clicking the "Allow" or "Prohibit" radio but- ton.
Professional Access Point Administrator Guide Virtual Wireless Networks - 128.
Professional Access Point Administrator Guide Rad io - 12 9 Radio The following s ections describ e how to config ure Radio Set tings on the Pr ofessional Acc ess Point: • Understa nding Radio Setti.
Professional Access Point Administrator Guide Rad io - 13 0 Navigating to Radio Settings T o specify radio settings, click the Advanced menu’ s Radio t ab, and update the fields as descr ibed below . Configuring Radio Settings Field Description Status (On/Off) S pecify whether you want the radio on or off by clicking On or Off .
Professional Access Point Administrator Guide Rad io - 13 1 Mode The Mode de fines the Physical Layer ( PHY ) standard being used by the radio. Select one of these modes: • IEEE 802.1 1b • IEEE 802.1 1g (the default). This mode allows both 802.1 1b and 802.
Professional Access Point Administrator Guide Rad io - 13 2 Fragmentation Threshold S pecify a number within the range 256–2,346 to set the frame size threshold in bytes. The fragmentation threshold is a way of limi ting the size of packets (frames) transmitted over the network.
Professional Access Point Administrator Guide Rad io - 13 3 Updating Settings T o apply your changes, click Update . T ransmit Power Provide a percentage value to se t the tra nsmit power for this access point. The default is to have the access point tr ansmit using 100 percent of its power .
Professional Access Point Administrator Guide Rad io - 13 4.
Professional Access Point Administrator Guide MAC Filtering - 135 MAC Filtering A Media Access Contro l ( MAC ) address is a hardware addr ess that uniquely identifies each node of a network.
Professional Access Point Administrator Guide MAC Filtering - 136 Using MAC Filtering This page allows you to control access to Professional Access Point based on Media Access Control (MAC) addr esses. Y o u can choos e to allow access by listed MAC addresses or prevent access by listed MAC addresses.
Professional Access Point Administrator Guide MAC Filtering - 137 Updating Settings T o apply your changes, click Update . Stations List T o add a MAC Address to the S tations List, type the 48-bit MAC address into the lower text boxes, then click Add .
Professional Access Point Administrator Guide MAC Filtering - 138.
Professional Access Point Administrator Guide Load Balancing - 139 Load Balancing The Professiona l Access Point allows you to ba lance the distrib ution of wireless client co nnections acr oss multiple access points.
Professional Access Point Administrator Guide Load Balancing - 140 Load Balancing and QoS Load balancing contri butes to Quality of Service (QoS) f or Voice Over IP (V oIP) and other such time- sensitive applications competing for bandwid th and timely access to the air waves on a wirele ss network.
Professional Access Point Administrator Guide Load Balancing - 141 specified utilization rate of the access point. Note • T o view the current Utilization Rates for access po ints, click the Cluster menu’ s Sessions tab. (See “Sessions” on pa ge 59.
Professional Access Point Administrator Guide Load Balancing - 142 Updating Settings T o apply your changes, click Update Settings ..
Professional Access Point Administrator Guide Quality of Service - 143 Quality of Service Quality of Service ( QoS ) provides you with the ability to spec ify parameters on mu ltiple queues for increa.
Professional Access Point Administrator Guide Quality of Service - 144 IEEE 802.1 1e task group is in the process of defini ng a QoS st andard for transmission quality and availability of service on wire less networks.
Professional Access Point Administrator Guide Quality of Service - 145 is automatically sent to this queue. • Data 1 (Video) . High p riority queue, mi nimum delay . T ime-sensitive dat a such as V ideo and other streaming media are automatically sent to this queue.
Professional Access Point Administrator Guide Quality of Service - 146 802.1 1e uses interframe spaces to regulate which frames get access to available channels and to coordinate wait times for transm ission of diff erent types of data .
Professional Access Point Administrator Guide Quality of Service - 147 Packet Bursting for Better Performance The Professional Access Point includes 802 .1 1e based packet bursting technology that increases data throughput and speed of tra nsmission over the wirele ss network.
Professional Access Point Administrator Guide Quality of Service - 148 transmission behaviour on the access p oint onl y , not to that of the client st ations.
Professional Access Point Administrator Guide Quality of Service - 149 Enabling/Disabling Wi-Fi Multimedia By default, Wi-Fi Mult iMedia (WMM) is enabled on th e access point. With WMM enabled, QoS prioritisatio n and coordination of wireless medium access is on.
Professional Access Point Administrator Guide Quality of Service - 150 point to the client station (a ccess point EDCA parameters). • T o disable WMM extensions, click Disabled .
Professional Access Point Administrator Guide Quality of Service - 151 Updating Settings T o apply your changes, click Update . cwMin (Minimum Contention Window) This parameter is input to the algorit hm that determines the initial random backoff wait time (window) for retry of a transmission.
Professional Access Point Administrator Guide Quality of Service - 152.
Professional Access Point Administrator Guide Wireless Distributi on S ystem - 153 Wireless Distribution System The Professional Access Point let s you connect mult iple access point s using a Wireless Distri bution System ( WDS ). WDS allows access points to communicate with one a nother wirelessly in a standardize d way .
Professional Access Point Administrator Guide Wireless Distributi on S ystem - 154 and West Wing acce ss points with a WDS link to cr eate a single network for client s in both areas.
Professional Access Point Administrator Guide Wireless Distributi on S ystem - 155 a primary path vi a Ethernet an d a secondar y (backup) wireless path via a WDS link. If the Et hernet connection goes down, STP would r econfigure it s map of the ne twork and ef fect ively fix the down network segment by activating the backup wir eless path.
Professional Access Point Administrator Guide Wireless Distributi on S ystem - 156 Configuring WDS Settings The following notes summarize critical guidelin es regarding WDS configuration.
Professional Access Point Administrator Guide Wireless Distributi on S ystem - 157 before proceeding with WDS configuration. T o configure WDS on this access point, describe each access point intended to receive hand-of fs and send information to this access point.
Professional Access Point Administrator Guide Wireless Distributi on S ystem - 158 Example of Configuring a WDS Link When using WDS, be sure to co nfigure WDS s ettings on both access points on t he WDS link. For example, to create a WDS link between the p air of access point s MyAP1 and MyAP2 do the following: 1.
Professional Access Point Administrator Guide Wireless Distributi on S ystem - 159 The MAC address for MyAP1 (the access point you are currently vie wing) will appear as the Local Address at the top of the page. 3. Configure a WDS inter face for dat a exchange with MyAP2.
Professional Access Point Administrator Guide Wireless Distributi on S ystem - 160.
Professional Access Point Administrator Guide Time Protocol - 161 Time Protocol The Network Time Pr otocol ( NTP ) is an Internet st andard protocol that synchronizes computer clock times on your netw ork. NTP servers t ransmit Coordinated Universal Time (UTC, also known a s Greenwich Mean Time ) to their client systems.
Professional Access Point Administrator Guide Time Protocol - 162 Enabling and Disabling a Networ k Time Protocol (NTP) Server T o configure your access point to use a network time protocol ( NTP ) server , first enable the us e of NTP , and then select the NTP server you want to use.
Professional Access Point Administrator Guide Time Protocol - 163 ) Updating Settings T o apply your changes, click Update . Field Description Network Time Protocol (NTP) NTP provides a way for the access point to obtain and maintain its time from a server on the network.
Professional Access Point Administrator Guide Time Protocol - 164.
Professional Access Point Administrator Guide SNMP - 165 SNMP The Simple Network M anagement Protocol (SNMP) is an Internet standard protocol that facilit ates the monitoring and managing of network devices. SNMP le ts you monito r events on yo ur network through an SNMP software application.
Professional Access Point Administrator Guide SNMP - 166 For more information ab out SNMP , visit http://www.snmplink.org . Navigating to Simple Ne twork Management Protocol T o enable SNMP , click the Advanced menu’s SNMP tab and update the fields as de scribed belo w .
Professional Access Point Administrator Guide SNMP - 167 the option. Field Description Enable SNMP SNMP pr ovides a way fo r the access point to store management information and to provide the info rmation to a network-management system (NMS). (See http://www.
Professional Access Point Administrator Guide SNMP - 168 T o shut down SNMP on the access point, select Disable in the SNMP field. Updating Settings T o apply your changes, click Update . Configuring Your Network Management System In order to access the USRobotics pro prietary MIBs, you need to import the MIBs into your network management system.
Professional Access Point Administrator Guide SNMP - 169 Rebooting Your Access Point Using SNMP. Upgrading your Access Point Name USR5453SystemReboot Module USR5453-SYSTEM-MIB OID 1.3.6.1.4.1.9086.3.2.1 Base Syntax OCTET STRING Description Setting this o bject to 1 wi ll c ause the access point to reboot.
Professional Access Point Administrator Guide SNMP - 170.
Professional Access Point Administrator Guide Reboot - 171 Reboot For maintenance purposes or as a troubleshooting me asure, you can reboot the Pr ofessional Access Point as follows. 1. Click the Advanced menu’s Reboot tab . 2. Click the Reboot button.
Professional Access Point Administrator Guide Upgrade - 172 2. Click the Reset button. Factory default s are restored.If the IP address of the access p oint changes after the reset, you need to specify the new address in your We b browser in order to access the Web User In terface.
Professional Access Point Administrator Guide Upgrade - 173 firmware on your devices to t ake advant ages of new feature s and enhancement s. T o upgrade the firmware on a part icular access poin t: 1. Navigate to Advanced me nu’s Upgrade t ab on the We b User Interface for that access point.
Professional Access Point Administrator Guide Backup/R estore - 174 Information about the curr ent firmware version is di splayed and an option to upg rade a new firmware image is provided. 2. If you know the path to the New Firmware Image file, enter it in the textbox.
Professional Access Point Administrator Guide Backup/R estore - 175 Backing up Configuration Se tting for an Access Point T o save a copy of the current settings on an access poin t to a back up configurat ion file ( .cbk format): 1. Click the download configuration link.
Professional Access Point Administrator Guide Backup/R estore - 176 1. Select the backup co nfiguration file you want to use, either by typing the full p ath and file name in the Restore field or by clicking Browse , selecting the file, and clicking Open .
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 177 Command Line Interface In addition to the Web-based u ser interface, th e Professional Access Point includes a command line interface (CLI) for administer ing the access point.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 178 • Access Point and Cluster Settings • User Accounts • Status • Ethernet (Wired) Interface • Wirele.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 179 Feature or Se tting Configurable f rom CLI Configurable from W eb User Interface Basic Settings • Getting/.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 180 Ethernet (Wired) Interface yes Y ou ca n configure all Ethernet (Wired ) set- tings from the CLI except "Connection Ty p e " .
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 181 How to Access the CLI for an Access Point Use one of the following methods to access the comm and line inter.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 182 status: SSH2 Connection to the Access Point If you already have your network dep loyed and know the IP address of your access point, you can use a remote SSH2 connection to the access point to view the system console over the networ k.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 183 1. S tart your SSH application. (This example uses PuTTY .) 2.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 184 status: Quick View of Commands and How to Get Help • Commands and Syntax • Getting Help on Commands at t.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 185 Command Description get The "get" command allows you to get the field value s of existing instances of a class. Classes can be "named" or "unname d".
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 186 set The "set" command allows you to set the field values of existing instances of a class. set unnamed-class [ with qualifier-field qualifier-value .
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 187 The CLI also includes the following command s for maintenance tasks: Getting Help on Co mmands at the CLI Help on com mands can b e requested at the comm and lin e interface (CLI) by using the T AB key .
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 188 cluster Clustering-based configuration settings cluster-member Member of a cluster of like-configured access points config Configuration settings detected-ap Detected access point dhcp-client DHCP client settings dot11 IEEE 802.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 189 “Ethernet (Wired) Interface” on page 207 “Wireless In terface” on page 21 3 “Security” on page 2.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 190 Understanding Interfaces as Presented in the CLI The following summary of interface na mes is provided to help clarify the related CLI command s and output results.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 191 Saving Configuration Changes The Professional Access Point mainta ins three di fferen t configurations.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 192 Basic Settings The following CLI command ex amples correspond to t asks you can accomplish on the Basic Settin gs tab of the Web User Interface for ac cess points with clustering capab ilities.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 193 Get the IP Address for the Internal Interface on an Access Point In the following example, the IP address fo r the access po int is: 10.10.55.216. Use the get command as shown to obt ain the IP addr ess for the Intern al network.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 194 wlan0wds1 wds down wlan0wds2 wds down wlan0wds3 wds down USR5453-AP#.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 195 Get the Firmware Version for the Access Point In the following example, the access point is running Firmware V ersion: 1.0.0.9. Use the get command as shown to obtain the Firmw are V er sion.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 196 Access Point and Cluster Settings The command examples in this section sh ow how to get the configuration for a cluster of access point s. These settings generally correspon d to those on the Cluster menu’ s Access Points tab in the W eb User Interface.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 197 This table shows a quick vie w of User Management commands and provides links to det ailed examples.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 198 name username disabled password realname ------------------------------------------------------------ larry larry 0 David White (At the start, "lar ry" is the only user configured.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 199 Remove a User Account T o remove a user accoun t, type the following USR5453-AP# remove radius-user wally Use the " get " command to vie w all user names.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 200 Get Common Information on the Internal Interface for the Access Point The following command obt ains all inf.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 201 Field Value -------------------- mac 00:a0:c9:8c:c4:7e ip 192.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 202 ------------------------------ status up max-bsses 2 channel-policy best channel 6 static-channel 9 mode g f.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 203 Lease of 10.10.55.216 obtained, lease time 300 Enable Remote Logging and Specify th e Log R elay Host for the Kernel Log The Kernel Log is a comprehensive list of system even it s and kernel messages such as error cond itions like dropping frames.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 204 USR5453-AP# set log relay-enabled 0 Specify the Relay Host T o specify the Relay Host, provide either the IP Address or a DNS name for the Log Relay Host as parameters to the " set log relay-host " command as shown below .
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 205 From the abov e output for the " get log " command, you can identify the followin g about the Log .
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 206 T o see the kinds of information about access point neighbours you can search on, typ e get detected-ap T AB T AB. USR5453-AP# get detected-ap [Enter] * Get common fields * band Frequency band beacon-interval Beacon interval in kus (1.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 207 ----------------------------------------- mac 00:e0:b8:76:28:c0 type AP privacy Off ssid domani channel 6 si.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 208 Get Summary View of Internal and Guest Interfaces USR5453-AP# get bss name status radio beacon-interface mac.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 209 interfaces as described in “Understanding Interfa ces as Presented in the CLI” on page 190 .
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 210 name status radio beacon-interface mac -------------------------------------------------------------------- .
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 211 Change VLAN IDs (VLANs Must Be Enabled Already) 1. Check the cu rrent configu ration of Wired interfaces.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 212 Re-Configure Static IP Addressing Values If you are using static IP addressin g on the access po int (instead of DHCP), you may want to reconfigure the static IP address, su bnet mask, default gateway , or DNS name servers.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 213 2. T urn off Dynamic DNS Nameservers and re- check the settings: USR5453-AP# set host dns-via -dhcp down USR5453-AP# get host dns-via-dhcp down 3. Get the current IP addresses for the DNS Na meservers: USR5453-AP# get host static-dns-1 10.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 214 access point . These set tings corres pond to th ose available in the Web User In terface on the Advance d menu’ s Security tab. Fo r a detailed discussio n of concept s and configuration optio ns, see “Security” on page 101 .
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 215 radius-ip 127.0.0.1 radius-key secret open-system-authentication shared-key-authentication wpa-cipher-tkip w.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 216 Set Security to None USR5453-AP# set interface wlan0 security no ne Set Security to Static WEP 1. Set the Security Mode 2. Set the Transfer Key Index 3. Set the Key Length 4.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 217 In this example, you will se t the Key T ype to A SCII: USR5453-AP# set interface wlan0 wep-key-asc ii yes 5.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 218 Security . USR5453-AP# get bss wlan0bssInternal detail Field Value -----------------------------------------.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 219 tx-compressed 0 ssid Vicky’s AP bss wlan0bssInternal security static-wep wpa-personal-key wep-key-ascii ye.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 220 authentication se rver the RADIUS key is automatically provide d.) This command sets the RADIUS key to secret for an external RADIUS server . USR5453-AP# set bss wlan0bssInternal radius -key secret 4.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 221 wpa-cipher-tkip off wpa-cipher-ccmp off wpa-allowed off wpa2-allowed off rsn-preauthentication off Set Security to WPA/WPA2 Personal (PSK) 1. Set the Security Mode 2.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 222 USR5453-AP# set bss wlan0bss Internal wpa-allowed on USR5453-AP# set bss wlan0bss Internal wpa2-allowed on 3. Set the Cipher Suites Set the cipher suite you want to use.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 223 5. Get Current Security Setti ngs Af ter Re-Configuring to WPA/WPA2 Personal (PSK) Now you can use the "get" command again to view the update d security configuration and se e the result s of your new settings.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 224 8. Get Cur rent Security Settings Aft er Re-C onfiguring to WPA/WPA2 Enterprise (RADIUS) 1. Set the Security Mode USR5453-AP# set interface wlan0 security wp a-enterprise 2.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 225 3. Enable Pre-Authentication If you set WP A versions to "WP A 2" or "Both", you can enable pre-authe ntication for WP A2 clients.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 226 In this example, you will set the cipher suite to TKIP Only : USR5453-AP# set bss wlan0bss Internal wpa-cipher-tkip on USR5453-AP# set bss wlan0bss Internal wpa-cipher-ccmp off 5.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 227 consumed suc h system time, amo unt of data transmitted and receiv ed, and so on. For this example, you will enable RADIUS a ccounting for your external RADIUS server: USR5453-AP# set bss wlan0bssInternal radius -accounting on 8.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 228 Enable/Configure Gues t Login Welcome Page Y ou can set up a "captive portal" that Guest clients will see when they log on to the Guest network. or modify the Welcome screen gue st clients see when they open a Web browser or try to brow se the Web.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 229 Review Guest Login Settings The following example shows the result s of the " set portal " command.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 230 Creating VWN 'Two' on Ra dio One with WPA security T o configure the second Vir tual Wireless Netw.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 231 (The radio in this example is using IEEE 802.1 1g mode.) Get Radio Channel T o get the current setting for radio Channel: USR5453-AP# get radio wlan0 channel 6 (The radio in this example is on Channel 6.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 232 wme on Get Supported Rate Set The Supported Ra te Set is what the access point supports. The access point will automa tically choose the most efficient rate based on f actors like er ror rates an d distance of client st ati ons from the a ccess point.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 233 1. Turn the Radio On or Off 2. Set the Radio Mode V alid values depend on the cap abilities of the radio. Possible values and how you would use the CLI to set each one are shown be low .
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 234 (2,346 bytes) ef fectively disables fragment ation. The following command set s the fragmen tation threshol d to 2000. USR5453-AP# set radio wlan0 fragmentation-t hreshold 2000 7.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 235 USR5453-AP# get supported-rate wlan0 rate ---- 1 2 5.5 6 11 12 18 24 36 48 54 9 MAC Filtering Y ou can control access to Professional Access Po int based on Media Access Control (MAC) add resses.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 236 Specify an Accept or Deny List T o set up MAC filtering, you first ne ed to specify which type of list you wan t to configure, and assign a name to the list.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 237 USR5453-AP# add mac-acl Internal mac 00:01: 02:03:04:05 USR5453-AP# add mac-acl Internal mac 00:01: 02:03:04.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 238 Load Balancing Load balancing p arameters af fect the distribution of wireless client connection s across multiple access points.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 239 Enable/Disable Wi-Fi Multimedia By default, Wi-Fi MultiMedia (WMM) is enabled on the access point.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 240 the station to the access point. With WMM disabled , y ou can still set downstream access-point-to-station QoS parameters but no station- to-access-point QoS parameters.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 241 Get QoS Settings on the Access Point T o view the current QoS settings and queue name s for access-point- to-sta tion para meters: USR5453-AP# get tx-queue name queue aifs cwmin cwmax burst --------------------------------------- wlan0 data0 1 3 7 1.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 242 Set AIFS on the Client Station T o set the AIFS on station-to-access-point traffic: set wme-queue wlan0 with.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 243 USR5453-AP# set tx-queue wlan0 with queue d ata1 cwmin 15 cwmax 31 View the result s of this configuration u.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 244 USR5453-AP# set tx-queue wlan0 with queue d ata2 to burst 0.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 245 Wireless Distribution Sy stem This table shows a quick vie w of WDS commands and links to detailed exam ples. Configuring a WDS Link T o set up a Wireless Distribution System (WDS) link between two wireless networks: 1.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 246 rx-frame 0 rx-compressed 0 rx-multicast 0 tx-bytes 0 tx-packets 0 tx-errors 0 tx-drop 0 tx-fifo 0 tx-colls 0.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 247 Field Value -------------------------- status up server ntp.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 248 Keyboard Shortcuts Tab Completion an d Help Help on commands can be reque sted at the command lin e interface (CLI) by using the T AB key . (See also “Basic Settings” on page 192 .
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 249 • Example 1: At a blank command line, hit T AB twice to get a list of all commands.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 250 dhcp-client DHCP client settings dot11 IEEE 802.11 host Internet host settings interface Network interface i.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 251 and Field Refere nce” on page 25–253 . Configuration information for th e Professional Access Po int is represente d as a set of classes an d objects . Diffe rent kinds of inform ati on uses dif ferent classes.
Professional Access Point Administrator Guide Class Structure, Commands, and Examples - 252 Figure 10. CLI Class Relationships.
Professional Access Point Administrator Guide Class and Field Reference - 253 Class and Field Reference Class Index association Class Description association An associated station. basic-rate A radio rate. bridge-port A port that is a member of a bridge.
Professional Access Point Administrator Guide Class and Field Reference - 254 Persistent : No. Purpose : An associated station. Field Index interface Purpose The interface with which the station is associated. Valid values Linux network interface name.
Professional Access Point Administrator Guide Class and Field Reference - 255 rx-bytes Purpose The number of bytes received from the st ation. Valid values Positive integer . tx-bytes Purpose The number of bytes tran smitte d by the station. Valid values Positive integer .
Professional Access Point Administrator Guide Class and Field Reference - 256 Field Index path-cost Purpose The path cost. Used only when STP is on. Valid values 1-65535. priority Purpose The port priority . Used only when STP is on. Valid values 0-255.
Professional Access Point Administrator Guide Class and Field Reference - 257 Field Index status Purpose Controls whether this is on or of f. Valid values "up" or "down". description Purpose A human-readable descrip tion of the interface.
Professional Access Point Administrator Guide Class and Field Reference - 258 mac Purpose The MAC addre ss of the interface. Rea d-only; value is determined by the starting MAC of the radio. Valid values 6 colon-separated hexa decimal digit pairs. dtim-period Purpose Delivery T raffic Information Map perio d.
Professional Access Point Administrator Guide Class and Field Reference - 259 open-system-authentication Purpose Whether Open System authentication is permitted. Valid values "on" or "off". shared-key-authentication Purpose Whether Shared Key authent ication is per mitted.
Professional Access Point Administrator Guide Class and Field Reference - 260 Purpose : S tores arbitra ry data. Description : No services are rest arted. config Persistent :Y e s . Purpose : Configuration settings. Description : Used for configuration field s.
Professional Access Point Administrator Guide Class and Field Reference - 261 Field Index level Purpose Level of debugging information. Valid values 0-5 . timestamp Purpose Add a timestamp to debu gging information. Valid values "on" or "off".
Professional Access Point Administrator Guide Class and Field Reference - 262 Field Index mac Purpose The MAC address of th e AP . Valid values Six colon-separated octets in hexa decimal. radio Purpose The radio that detecte d the AP . Valid values Linux network interface name.
Professional Access Point Administrator Guide Class and Field Reference - 263 type Purpose The type o f device detec ted. Valid values "AP", "Ad hoc", or "Other". privacy Purpose Whether privacy (WEP or WP A) is enabled. Valid values "On" or "Off".
Professional Access Point Administrator Guide Class and Field Reference - 264 erp Purpose The ERP of the AP . Valid values C-formatted hexadecimal number . beacons Purpose The number of beacons rece ived from this AP . Valid values Positive integer . last-beacon Purpose The time of the last beacon received from this AP .
Professional Access Point Administrator Guide Class and Field Reference - 265 dot11 Persistent :Y e s . Purpose : 802.1 1 settings (all radios). Description : Represent s the wireless functions of the access point. Field Index status Purpose Controls whether 802.
Professional Access Point Administrator Guide Class and Field Reference - 266 Field Index dns-[12] Purpose Domain name servers in use. Valid values IP address. domain Purpose Domain name in use. Valid values DNS domain name. id purpose The host name. Valid values DNS domain name.
Professional Access Point Administrator Guide Class and Field Reference - 267 interface Persistent :Y e s . Purpose : A network interface. Description : Used for per-interface fields. Field Index ip Purpose The actual IP address of this interface. Read-only .
Professional Access Point Administrator Guide Class and Field Reference - 268 Valid values Netmask in dotted-decimal notation. status Purpose Controls whether this is on or of f. Valid values "up" or "down". type Purpose The type of the interface.
Professional Access Point Administrator Guide Class and Field Reference - 269 rx-drop Purpose Received packets that were dropp ed Valid values Integer . rx-fifo Purpose Received packet s with FIFO overflows. Valid values Integer . rx-frame Purpose Received packets with frame errors.
Professional Access Point Administrator Guide Class and Field Reference - 270 Valid values Integer . tx-colls Purpose T ransmitted packet s will collisions. Valid values Integer . tx-carrier Purpose T ransmitted p acket s with carrier errors . Valid values Integer .
Professional Access Point Administrator Guide Class and Field Reference - 271 Valid values Netmask. gateway Purpose The router by which the destination is reachable. Valid values IP addr ess. jvm Persistent :N o . Purpose : Java Virtual Machine. Description : Represent s a JVM.
Professional Access Point Administrator Guide Class and Field Reference - 272 Field Index depth Purpose The number of log entries to ke ep. Valid values Positive integer . log-entry Persistent :N o . Purpose : An entry in the log. Description : An entry in the log.
Professional Access Point Administrator Guide Class and Field Reference - 273 message Purpose The message. Valid values St r i n g . mac-acl Persistent :Y e s . Purpose : A MAC ac cess list entry . Description : Each instance re presents a single MAC a ddress.
Professional Access Point Administrator Guide Class and Field Reference - 274 portal Persistent :Y e s . Purpose : Guest captive portal settings. Description : Represent s a port al.
Professional Access Point Administrator Guide Class and Field Reference - 275 Field Index status Purpose Controls whether the radio is on or of f Valid values "up" or "down". description Purpose A human-readable descrip tion of the interface.
Professional Access Point Administrator Guide Class and Field Reference - 276 ware. This will be used as the st arting MAC address for the BSSes. Valid values 6 colon-separated hexa decimal digit pairs. max-bss Purpose The maximum number of BSSes permitted on this radio.
Professional Access Point Administrator Guide Class and Field Reference - 277 rts-threshold Purpose The size of frames at which R TS/CTS will be used. Valid values 0-2347. fragmentation-threshold Purpose The size of frames at wh ich they will be fragmented.
Professional Access Point Administrator Guide Class and Field Reference - 278 Valid values "on" or "off". radius-user Persistent :Y e s . Purpose : A local authentication server user . Description : Handles username/p assword and generates p assword hash serial Persistent :Y e s .
Professional Access Point Administrator Guide Class and Field Reference - 279 rw-community Purpose The read-write community name. Valid values St r i n g . ip Purpose The IP address of the interface to listen on. Valid values IP addr ess. engine-id Purpose The engine identifier .
Professional Access Point Administrator Guide Class and Field Reference - 280 Field Index password Purpose The login pa ssword. Write-only . Valid values St r i n g . encrypted-password Purpose The login pa ssword, crypted. Valid values St r i n g . password-initial ized Purpose Whether the passwor d has been initialized since firs t boot.
Professional Access Point Administrator Guide Class and Field Reference - 281 Field Index host Purpose The host to send trap s to. Valid values IP addr ess. community Purpose The community to send the trap s with. Valid values A string. type Purpose The type of traps to send .
Professional Access Point Administrator Guide Class and Field Reference - 282 aifs Purpose Adaptive Inter-Frame S pace. Valid values 1-255. cwmin Purpose Minimum conte ntion window . Valid values 1, 3, 7, 15, 31, 63, 127, 255, 51 1, or 1024. cwmax Purpose Maximum contention wind ow .
Professional Access Point Administrator Guide Installation and Connectiv ity T roubleshooting - 283 Troubleshooting This part of the Profess ional Access Poin t Administra tor Guide addresses inst all.
Professional Access Point Administrator Guide Installation and Connectiv ity T roubleshooting - 284 access point. Possible Solution 1: 1. Ensure that all cab les are plugged in firmly , and veri fy that the access point’ s power indicator is ligh ted.
Professional Access Point Administrator Guide Installation and Connectiv ity T roubleshooting - 285 2. Select Never dial a connection , and then click the LAN Settings button . 3. Clear all the ch eckboxes and click OK . 4. Click OK again to apply the connection setting Netscape Navigator users: 1.
Professional Access Point Administrator Guide Installation and Connectiv ity T roubleshooting - 286 Possible Solution 2: Ensure that th e wireles s device is set to Infrastructure mode and has the followin g settings in common with the access po int: • SSID, also called Network Name .
Professional Access Point Administrator Guide Configuration T roubleshoot ing - 287 Possible Solution 6: Reset the access point by using a th in object, such as a paper clip, to press the Reset button press the Reset button until both the LAN and WLAN LEDs turn of f briefly .
Professional Access Point Administrator Guide Configuration T roubleshoot ing - 288 the notes below . Cluster Recovery In cases where the access point s in a cluster become out of sync or an ac cess point ca nnot join or be removed fr om a cluste r , the f ollowing meth ods for clus ter recover y are recomm ended.
Professional Access Point Administrator Guide Configuration T roubleshoot ing - 289 access point on the subnet. Stop Clustering and Reset Each Access Point in the Cluster If the prev ious reboot or reset m ethods do no t solve the problem, do the followin g to stop clu stering and reset all APs.
Professional Access Point Administrator Guide Configuration T roubleshoot ing - 290.
Professional Access Point Administrator Guide Support Information - 291 Support Information If you are having trou ble with the configura t ion or operation of your access point: 1. Refer to the “Troubleshooting” section in this guide. 2. Go to the Support section of the U SRobotics Web site at www .
Professional Access Point Administrator Guide Support Information - 292 For current support cont act information, go to www .usr .com/support . Tu r k e y www .usr .com/emailsupport/tk 0212 444 4 877 UAE www .usr .com/emailsupport/me 0800 877 63 UK www .
Professional Access Point Administrator Guide Regul atory Information - 293 Regulatory Information Declaration of Conformity U.S. Robotics Corporation 935 National Parkway Schaumburg, IL 6017 3 U.
Professional Access Point Administrator Guide Regul atory Information - 294 to try to correct the interference by one or more of the following measures: • Reorient or relo cate the receiving an tenna. • Increase the sep aration between the equipment and receiver .
Professional Access Point Administrator Guide Regul atory Information - 295 CE Compliance Declaration of Conformity We, U.S. Robotics Corporation of 9 35 National Parkway , Schaumburg, Illinois, 60173.
Professional Access Point Administrator Guide Regul atory Information - 296 In Guyana and Reunion Islands, ou tdoor use is forbidden within 2400M Hz – 2420MHz frequency band Regulatory Channel Frequency EU Health Protection This device complies with the Europe an requirement s governing exposure to electromag netic radiation.
Professional Access Point Administrator Guide Regul atory Information - 297 Go to www.usr.com t o see the most recent ch annel restriction information.
Professional Access Point Administrator Guide Regul atory Information - 298.
Professional Access Point Administrator Guide U.S. R obotics Corporation T wo (2) Y ear Limited W arrant y - 299 U.S. Robotics Corporation Two (2) Year Limited Warranty 1.0 GENERAL TERMS: 1.1 This Limited W arranty is extended only to the or iginal end-user purchaser (CUST O MER) and is not transferab le.
Professional Access Point Administrator Guide U.S. R obotics Corporation T wo (2) Y ear Limited W arrant y - 300 2.2 CUSTOMER is specifically advised to make a backu p copy of a ll software provide d with this prod uct.
Professional Access Point Administrator Guide U.S. R obotics Corporation T wo (2) Y ear Limited W arrant y - 301 4.4 Responsibility for loss or damage does not transfer to U.S. ROBO TICS until the retu rned product or part is rece ived as an authorised re turn at an authorised U.
Professional Access Point Administrator Guide U.S. R obotics Corporation T wo (2) Y ear Limited W arrant y - 302 OTHER LIABILITY IN CONNECTION WITH THE SAL E, INST ALLA TION, MAINTENANCE, WARRANTY , OR USE OF ITS PRODUCTS. 5.4 LIMIT A TIO N OF LIABILITY .
Professional Access Point Administrator Guide –303 Glossary 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0-9 802 IEEE 802 ( IEEE Std. 802-2001 ) is a family of standards for peer-to -peer communication over a LAN . These technol ogies use a share d-medium, with informa tion broadcast for all stations to rece ive.
Professional Access Point Administrator Guide Glossary - 304 802.11b IEEE 802.11b ( IEEE Std. 802.11b-1999 ) is an enhancement of the initial 80 2.1 1 PHY to include 5.5 Mbps and 1 1 Mbps dat a rates. It uses di rect sequence spread spectrum (DSSS) or frequency hopping spr ead spectrum (FHSS) in the 2.
Professional Access Point Administrator Guide Glossary - 305 802.11k IEEE 802.11k is a developing IEEE standard fo r wireless networks ( WLAN s) th at helps a uto-manage network Channel selection, client Roaming , and Access Point utilization.
Professional Access Point Administrator Guide Glossary - 306 Beacon Beacon frames announce the existence of th e wireless local area network and enable st ations to est ablish and maintain communications in an orderly fashion.
Professional Access Point Administrator Guide Glossary - 307 BSSID In Infrastructure Mode , the Basic Service Set Identifier (BSSID) is the 48-bi t MAC address of the wireless interface of the Access Poi nt . C CCMP Counter mode /CBC -MAC Protocol (CCMP) is an encr yption method fo r 802.
Professional Access Point Administrator Guide Glossary - 308 D DCF The Distribution Control Function is a component of the IEEE 802.1 1e Quality of Service (QoS) technology standard. The DCF coordinates channel access among multiple station s on a wireless network by controlling wait times for ch annel access .
Professional Access Point Administrator Guide Glossary - 309 E EAP The Ex tensible Authen tication Protoc ol (EAP) is an authentica tion protocol that supports multiple methods, such as token cards, Kerb eros , one-time passwords, certificates, public key au thentication, a nd smart cards.
Professional Access Point Administrator Guide Glossary - 310 F Frame A Frame consists of a discrete portion of data alo ng with descriptive met a-information p ackaged for transmission on a wireless n etwork.
Professional Access Point Administrator Guide Glossary - 311 IBSS An independent ba sic service set (IBSS) is an Ad-hoc Mode Wireless Netwo rking Framework in which stations communica te directly with each other .
Professional Access Point Administrator Guide Glossary - 312 There are a finite number of IP addr esses that can exist. Therefore, a lo cal area network typically uses one of the IANA -designated address ranges for use in private networks. These addr ess ranges are: 10.
Professional Access Point Administrator Guide Glossary - 313 LAN A Local Area Networ k (LAN) is a communications network covering a limited area, for exa mple, the computers in your home that you want to network to gether or a couple of floors in a building.
Professional Access Point Administrator Guide Glossary - 314 transmit. Any messages larger than the MTU are fr agment ed into smaller packet s before being sent. Multicast A Multicast sends the same message to a select group of re cipient s. Sending an e-mail message to a mailing list is an example of multicasting.
Professional Access Point Administrator Guide Glossary - 315 ponents of the physical layer . • Layer 2, the Data-Link layer , de fines how data for transmission will be structured and fo rmatted, along with low-level protocols for communication and addressing.
Professional Access Point Administrator Guide Glossary - 316 the fork() system call. It can be used by wait() or kill() to perform actions on the given process.
Professional Access Point Administrator Guide Glossary - 317 group. A su bset of 802.1 1e features is described in the WMM specification. R RADIUS The Remote Authentication Dial-In User Service (RADIUS) provides an aut hentication and accoun ting system.
Professional Access Point Administrator Guide Glossary - 318 RTS Threshold The RTS threshold specifies the pa cket size of a request to send ( RTS ) transmission. This helps control traffic flow throug h the access point, and is especia lly useful for perfo rmance tunin g on an access point with a many clients.
Professional Access Point Administrator Guide Glossary - 319 The subnet mask allows a rout er to quickly determine if an IP address is loca l or needs to be forwarded by performing a bitwise AND operation on the mask an d t he IP address. For example, if an IP address is 192.
Professional Access Point Administrator Guide Glossary - 320 U UDP The User Datagram Protocol (UDP) is a tr ansport layer protocol pr oviding simple but unreliable da tagram services. It adds port address in formation and a checksum to an IP packet. UDP neither guarantees delive ry nor does it require a co nnection.
Professional Access Point Administrator Guide Glossary - 321 W WAN A Wide Area Network (W AN) is a communications network that spans a relatively large geogra phical area, extending over dist ances greater than o ne kilometer . A W AN is often co nnected through pub lic networks, such as the telephone system.
Professional Access Point Administrator Guide Glossary - 322 WMM Wireless Multimedia (WMM) is a IEEE technology st andard desig ned to improve the quality of au dio, video and multimedia ap plications on a wireless ne twork. Both acces s points and wireless clients (laptops, consumer electronics product s) can be WMM-enabled.
Professional Access Point Administrator Guide Index–323 A access point clustering 44 configuration policy 39 ethernet (wired) settings 89 factory defa ult configuration 191 guest network 121 load ba.
Professional Access Point Administrator Guide Index–324 basic settings 192 bss 229 cluster 196 factory- reset 247 get 184 guest a ccess 208 load balancing 238 MAC filtering 235 quality of service 23.
Professional Access Point Administrator Guide Index–325 help, getting 187 I icons on Web User Interface 41 IEEE standards suppor t 12 IEEE 802.11b configuring 130 IEEE 802.
Professional Access Point Administrator Guide Index–326 power connections 24 progress bar for cluster auto-synch 48 Q quality of service 143 quality of service configura tion 238 queueus configuring for QoS 147 R radio beacon interval 130 channel managed of clustered APs 63 configuring 130 DTIM period 130 fragmentatio n threshold 13 0 IEEE 802.
Professional Access Point Administrator Guide Index–327 transmit/receive information 82 troubleshooting startup problems 33 U upgrading the firmware 172 user account commands 196 user accounts backi.
Professional Access Point Administrator Guide Index–328.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il US Robotics Instant802 APSDK è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del US Robotics Instant802 APSDK - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso US Robotics Instant802 APSDK imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul US Robotics Instant802 APSDK ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il US Robotics Instant802 APSDK, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del US Robotics Instant802 APSDK.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il US Robotics Instant802 APSDK. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo US Robotics Instant802 APSDK insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
