Manuale d’uso / di manutenzione del prodotto SRW208L del fabbricante Linksys
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USER GUIDE BUSINESS SERIES 8-P or t 10/100 Ethernet S witch with W eb view Model: SRW208/SRW208G/SRW208L/SRW208P/SRW208MP.
i About This Guide 8-Port 10/100 Ethernet Switch with Webview About This Guide Icon Descriptions While reading through the User Guide you may see various icons that call attention to specific items.
ii T able of Contents 8-Port 10/100 Ethernet Switch with Webview Chapter 1: Introduction 1 W elcome . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Chapter 2: Product O verview 2 SRW208 - Front P anel .
iii T able of Contents 8-Port 10/100 Ethernet Switch with Webview Port Conguration Detail . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Port Management > Link Aggr egation . . . . . . . . . . . . . . . . . . . . .
iv T able of Contents 8-Port 10/100 Ethernet Switch with Webview Policy Name . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 New Class Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
v T able of Contents 8-Port 10/100 Ethernet Switch with Webview Appendix A: About Gigabit Ethernet and Fiber Optic Cabling 58 Gigabit Ethernet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 F iber Optic Cabling .
1 Introduc tion 8-Port 10/100 Ethernet Switch with Webview Chapter 1 Chapter 1: Introduction W elcome This guide cov ers five product models. SRW208 • 8-port 10/100 E thernet Swit ch with W ebView .I ncludes 8 10/100 RJ-45 ports. SRW208G • 8-port 10/100 E thernet Swit ch with W ebView and Expansion Slots .
2 Produc t Over view 8-Port 10/100 Ethernet Switch with Webview Chapter 2 Chapter 2: Pr oduc t O v er view SRW208 - Front P anel The LEDs and por ts are located on the front panel of the Switch. Fr ont Panel SY STEM (Green) The system LED lights up to indicate that the Swit ch is powered on.
3 Produc t Over view 8-Port 10/100 Ethernet Switch with Webview Chapter 2 Console The Console por t is where you can connect a serial cable to a PC’ s serial port for configuration using your PC’ s HyperT erminal program. Refer to Chapter 4: Using the Console Inter face for Configuration for more information.
4 Produc t Over view 8-Port 10/100 Ethernet Switch with Webview Chapter 2 Gigabit (Orange) The Gigabit LED lights up to indicate a Gigabit connection on the corresponding RJ-45 port (G1 through G2). ETHERNET 1-8 The Switch is equipped with 8 auto-sensing, Ethernet net work por ts, which use RJ-45 connectors.
5 Installation 8-Port 10/100 Ethernet Switch with Webview Chapter 3 Chapter 3: Installation Over view This chapter will explain how to connec t network devices to the Switch.
6 Installation 8-Port 10/100 Ethernet Switch with Webview Chapter 3 Rack-Mount Placement When rack-moun ting the Switch, please obser ve the following guidelines: Elevated Operating Ambient • If installed in a closed or multi-unit rack assembly , the operating ambient temperatur e of the rack envir onment may be greater than room ambient.
7 Installation 8-Port 10/100 Ethernet Switch with Webview Chapter 3 Print this page at 100% size, cut along the dotted line and place on the wall to drill precise spacing . W all-Mount Placement When mounting the S witch on the wall , the S witch should be mounted horizontally .
8 Installation 8-Port 10/100 Ethernet Switch with Webview Chapter 3 Hardware Installa tion T o connect net work devices to the Switch, follow these instructions: Make sure all the devices you will connect to the Switch 1. are pow ered off . F or 10/100Mbps devices, connect a Category 5 Ethernet 2.
9 Configuration U sing the Console Inter face 8-Port 10/100 Ethernet Switch with Webview Chapter 4 Chapter 4: C onfigur ation U sing the C onsole Inter face Over view The Switch features a menu-driven console interface for basic configuration of the Switch and management of your network.
10 Configuration U sing the Console Inter face 8-Port 10/100 Ethernet Switch with Webview Chapter 4 Pr ess the E sc button and you will return to the login screen. Use the right arrow button to navigate to Ex ecute and press the Enter butt on to enter the CLI interface.
11 Configuration U sing the Console Inter face 8-Port 10/100 Ethernet Switch with Webview Chapter 4 V ersions The Versions screen displays the Boot V ersion, Software V ersion, Loader Version and the Hardwar e V ersion. V ersions Boot V ersion This file runs when the Switch is turned on.
12 Configuration U sing the Console Inter face 8-Port 10/100 Ethernet Switch with Webview Chapter 4 T elnet Configuration SSH Configura tion On the SSH Configuration screen, you can selec t SSH Ser ver Configuration, SSH Server Status, SSH Cr ypto Key Generation, and SSH Keys F ingerprints.
13 Configuration U sing the Console Inter face 8-Port 10/100 Ethernet Switch with Webview Chapter 4 SSH Crypto Key Generation SSH Keys Fingerprin ts On the SSH Keys F ingerprints screen, the RSA and DSA keys will be displayed if they ha ve been generated .
14 Configuration U sing the Console Inter face 8-Port 10/100 Ethernet Switch with Webview Chapter 4 SSL Certificate Generation Show Certificate Use the Show Cer tificate screen to display the internal certificate.
15 Configuration U sing the Console Inter face 8-Port 10/100 Ethernet Switch with Webview Chapter 4 HT TP HTTPS Configuration Use the HT TPS Configuration screen to configure HT TPS settings. Y ou can enable or disable the HT TPS ser ver and configure the port on which the session is enabled.
16 Configuration U sing the Console Inter face 8-Port 10/100 Ethernet Switch with Webview Chapter 4 File Management The File Management screen allows you to upload or download files , such as the startup configuration, boot, or image file, using a TFTP ser ver .
17 Configuration U sing the Console Inter face 8-Port 10/100 Ethernet Switch with Webview Chapter 4 The P or t Configur ation screen displays the por t numbers, their status , aut o-negotiation status, speed and duplex mode, and status of flo w contr ol, which is the flow of packet transmissions.
Chapter 5 Advanced Configura tion 18 8-Port 10/100 Ethernet Switch with Webview Chapter 5: A dvanc ed C onfigur ation Over view This chapter describes the featur es included in the W eb- based Utilit y . All of the features shown in this chapter , unless specifically identified, ar e included in the all of F ast Ethernet switches.
Chapter 5 Advanced Configura tion 19 8-Port 10/100 Ethernet Switch with Webview Address Mode Indicates whether the Switch is configured with a Static or Dynamic IP address (configurable from Setup - Network Settings tab). Base MAC Address This is the MA C address of the Switch.
Chapter 5 Advanced Configura tion 20 8-Port 10/100 Ethernet Switch with Webview DNS Server Enter the primar y DNS Ser ver information. Click the Save Settings button to sav e your changes or click Cancel Changes t o discard the information. Setup > Time The Time screen allows you to configure the time settings for the Swit ch.
Chapter 5 Advanced Configura tion 21 8-Port 10/100 Ethernet Switch with Webview Speed The connection speed of the por t is displayed here. The speed can be configured only when auto-negotiation is disabled on that port.
Chapter 5 Advanced Configura tion 22 8-Port 10/100 Ethernet Switch with Webview Max Capability • Indicates that the por t speeds and duplex mode settings can be accepted . 10 Half • Indicates that the port is advertising a 10Mbps half duplex mode setting.
Chapter 5 Advanced Configura tion 23 8-Port 10/100 Ethernet Switch with Webview Curr ent Status Indicates if the LAG is currently operating. Reactivate Suspended LAG Reac tivates a LAG if the LAG has been disabled as a result of a por t lock or ACL operation.
Chapter 5 Advanced Configura tion 24 8-Port 10/100 Ethernet Switch with Webview Admin Status I ndicates whether PoE is enabled or disabled on the port. Priority Indicates the PoE priority setting of the por t. The possible values are: Critical, H igh and Low .
Chapter 5 Advanced Configura tion 25 8-Port 10/100 Ethernet Switch with Webview PVID Assigns a VLAN ID to untagged packets. The possible values are 2 to 4094. VLAN 4095 is defined as per standard and industr y practice as the discard VLAN. P ackets classified to the Discard VLAN are dr opped.
Chapter 5 Advanced Configura tion 26 8-Port 10/100 Ethernet Switch with Webview LAG Indicates if the por t is a member of a LAG. If it is a member of a LAG, it cannot be configured to a VLAN.
Chapter 5 Advanced Configura tion 27 8-Port 10/100 Ethernet Switch with Webview 30 Sec • Indicates that the RMON statistics are refreshed every 30 seconds.
Chapter 5 Advanced Configura tion 28 8-Port 10/100 Ethernet Switch with Webview Curr ent Number of Samples Displays the cur rent number of samples taken. RMON History Statistics > History T able The RMON History screen contains inter face specific statistical network samplings.
Chapter 5 Advanced Configura tion 29 8-Port 10/100 Ethernet Switch with Webview Port • Displays the RMON statistics for the selec ted port. LAG • Displays the RMON statistics for the selected LAG.
Chapter 5 Advanced Configura tion 30 8-Port 10/100 Ethernet Switch with Webview The Add to List button adds the configured RMON event to the Even t T able at the bottom of the screen. The Ev ent T able area con tains the follo wing additional field: Statistics > Events L og Time Displays the time that the event oc curred.
Chapter 5 Advanced Configura tion 31 8-Port 10/100 Ethernet Switch with Webview Statistics > GVRP Statistics The GVRP Statistic s screen contains device statistics for GVRP . Statistics > GVRP Statistics The GVRP Statistics screen is divided into two areas, GVRP Statistics T able and GVRP Error Statistics T able.
Chapter 5 Advanced Configura tion 32 8-Port 10/100 Ethernet Switch with Webview Deny • Drops packets which meet the A CL criteria. Shutdown • Drops packet that meets the ACL criteria, and disables the por t to which the packet was addressed. Ports are reactivated from the Port Management screen.
Chapter 5 Advanced Configura tion 33 8-Port 10/100 Ethernet Switch with Webview The MAC Based ACL screen allows a MAC based ACL to be defined. ACEs can be added only if the ACL is not bound to an interface. A CL Name Displays the user-defined MAC based A CLs.
Chapter 5 Advanced Configura tion 34 8-Port 10/100 Ethernet Switch with Webview Remote Authorization Dial-In User Ser vice (RADIUS) servers provide additional secur ity f or networks. RADIUS servers provide a centralized authentication method for web access .
Chapter 5 Advanced Configura tion 35 8-Port 10/100 Ethernet Switch with Webview Sec urity > 802.1x Settings Security > 802.1x Settings P or t based authentication enables authenticating system users on a per-por t basis via an ex ternal ser ver .
Chapter 5 Advanced Configura tion 36 8-Port 10/100 Ethernet Switch with Webview to that por t (either it was learned on a differen t port, or it is unk nown to the system), the protection mechanism is invoked , and can provide various options.
Chapter 5 Advanced Configura tion 37 8-Port 10/100 Ethernet Switch with Webview Number of Violations I ndicates the number of packets that arrived on the inter face in single -host mode, from a host whose MA C address is not the supplicant MA C address.
Chapter 5 Advanced Configura tion 38 8-Port 10/100 Ethernet Switch with Webview Basic • Enables QoS on the inter face. Advanc ed • Enables Advanced mode QoS on the interface. Class of Ser vice Specifies the CoS priorit y tag values, where zer o is the lowest and 7 is the highest.
Chapter 5 Advanced Configura tion 39 8-Port 10/100 Ethernet Switch with Webview Modifying queue scheduling affects the queue settings globally . The Bandwidth screen is not used with the Ser vice mode, as bandwidth settings are based on services. Queue shaping can be based per queue and/or per interface.
Chapter 5 Advanced Configura tion 40 8-Port 10/100 Ethernet Switch with Webview Out of Profile DSCP Advanced Mode > Out of Pr ofile DSCP DSCP In Displays the DSCP In value. DSCP Out Displays the current DSCP out value. A new value can be selected from the pull-down menu.
Chapter 5 Advanced Configura tion 41 8-Port 10/100 Ethernet Switch with Webview Aggrega te Polic er Settings The Aggr egate Policer button opens the New Aggr egate P olicer screen. New Aggr egate P olicer Advanced Mode > New Agg regate P olicer Aggrega te P olicer Name Enter a name in this field .
Chapter 5 Advanced Configura tion 42 8-Port 10/100 Ethernet Switch with Webview Root Forward dela y (sec) Indicates the device forward delay time. The F orward Delay T ime indicates the amount of time in seconds a br idge remains in a listening and learning state befor e forwarding packets.
Chapter 5 Advanced Configura tion 43 8-Port 10/100 Ethernet Switch with Webview Spanning T ree > STP Port S ettings Spanning T ree > STP P ort S ettings Network administra tors can assign STP settings t o specific interfaces using the STP Inter face Settings screen.
Chapter 5 Advanced Configura tion 44 8-Port 10/100 Ethernet Switch with Webview network topologies that allow a faster STP convergence without creating f or warding loops. Interface Displays the por t or LAG on which Rapid STP is enabled. Role Indicates the port role assigned by the STP algorithm in order to provide to STP paths.
Chapter 5 Advanced Configura tion 45 8-Port 10/100 Ethernet Switch with Webview Spanning T ree > MSTP Instance S ettings Spanning T ree > MSTP Instance Settings MSTP operation maps VLANs into STP instances. Packets assigned to various VLANs are transmitt ed along different paths within Multiple Spanning T r ees Regions (MST Regions).
Chapter 5 Advanced Configura tion 46 8-Port 10/100 Ethernet Switch with Webview Root • Provides the lowest cost path to for ward packets to root device . Designated • Indicates the por t or LAG via which the designated device is a ttached to the LAN.
Chapter 5 Advanced Configura tion 47 8-Port 10/100 Ethernet Switch with Webview Leav e Timeout Indicates the amount of time the host waits, af ter requesting to leave the IGMP group and not receiving a Join message from another station, before timing out.
Chapter 5 Advanced Configura tion 48 8-Port 10/100 Ethernet Switch with Webview SNMP > Global Paramet ers Local Engine ID I ndicates the local device engine ID . The field value is a hexadecimal string. Each byte in hexadecimal character strings consists of two hexadecimal digits.
Chapter 5 Advanced Configura tion 49 8-Port 10/100 Ethernet Switch with Webview SNMP > Group Profile SNMP > Group Pr ofile The Group P rofile screen pro vides information f or creating SNMP groups and assigning SNMP access control privileges to SNMP groups .
Chapter 5 Advanced Configura tion 50 8-Port 10/100 Ethernet Switch with Webview per formed via HMA C-SHA-96 authentication. Passw ord Define the local user password . Local user passwords can c ontain up to 159 characters. Authentica tion Key Defines the HMAC-MD5-96 or HMAC-SHA -96 authentication level.
Chapter 5 Advanced Configura tion 51 8-Port 10/100 Ethernet Switch with Webview Advanced T able Management Station Displays the management station IP address for which the basic SNMP community is defined. Community String Displays the passwor d used to authenticate the management station t o the device.
Chapter 5 Advanced Configura tion 52 8-Port 10/100 Ethernet Switch with Webview UDP Port Displays the UDP port used to send notifications. The default is 162 . Filt er Name Indicates if the SNMP filter f or which the SNMP Notification filter is defined.
Chapter 5 Advanced Configura tion 53 8-Port 10/100 Ethernet Switch with Webview Delete on Reset • The MAC address is deleted when the device is reset. Delete on Timeout • The MA C address is deleted when a timeout occurs. Secure • The MA C Address is defined f or locked ports.
Chapter 5 Advanced Configura tion 54 8-Port 10/100 Ethernet Switch with Webview all error repor ting. For example, Syslog and local device reporting messages are assigned a severity code, and include a message mnemonic, which identifies the source application generating the message.
Chapter 5 Advanced Configura tion 55 8-Port 10/100 Ethernet Switch with Webview Cable Length This is the appro ximate length of the cable. The Cable L ength test can be per formed only when the port is up and operating at 1Gbps.
Chapter 5 Advanced Configura tion 56 8-Port 10/100 Ethernet Switch with Webview NO TE: When downloading a configuration file, make sure that it is a valid configuration file. I f you have edited the file, ensure that only valid entries have been configur ed.
Chapter 5 Advanced Configura tion 57 8-Port 10/100 Ethernet Switch with Webview Admin > Memor y Logs The Memor y Log screen contains all system logs in a chronological or der that are saved in RAM ( Cache). Admin > Memory Logs Log Index Displays the log number .
58 About Gigabit Ethernet and Fiber Optic Cabling 8-Port 10/100 Ethernet Switch with Webview Appendix A Appendix A: About Gigabit Ethernet and F iber Optic Cabling Gigabit Ethernet Gigabit Ethernet ru.
59 Downloading U sing Xmodem 8-Port 10/100 Ethernet Switch with Webview Appendix B Appendix B: Introduction Star tup Menu Procedures The Startup menu can be entered when booting the device. There is a two second window of time to ent er the Startup Menu immediately after the POST test.
60 Downloading U sing Xmodem 8-Port 10/100 Ethernet Switch with Webview Appendix B Pr ess 9. S end and the software is downloaded. Download After the software has been downloaded, the device will reboot automatically .
61 Glossar y 8-Port 10/100 Ethernet Switch with Webview Appendix C Appendix C: Glossar y This glossar y contains some basic networking terms you may come across when using this pr oduct. WEB: F or additional terms, please visit the glossary at w w w .
62 Glossar y 8-Port 10/100 Ethernet Switch with Webview Appendix C CoS (Class of Ser vice) The 802.1p priority scheme. CoS provides a method for tagging packets with priority information. A CoS value between 0-7 is added to the Layer II header of packets, wher e zero is the low est priority and seven is the highest.
63 Glossar y 8-Port 10/100 Ethernet Switch with Webview Appendix C MA C (Media Acc ess Con trol) Addr ess The unique address that a manufacturer assigns to each networking device. Mask A filter that includes or excludes cer tain values, for example parts of an IP address.
64 Glossar y 8-Port 10/100 Ethernet Switch with Webview Appendix C T CP (T ransmission Control Protocol) A network protocol for transmitting data that requires ack nowledgement from the recipient of da ta sent. T CP/IP (T ransmission Control Protoc ol/Internet Protoc ol) A set of instructions PCs use to communicate over a network.
65 Specific ations 8-Port 10/100 Ethernet Switch with Webview Appendix D Appendix D: Specifications Specications Model SRW208 Ports 8 RJ-45 Connectors for 10BASE-T and 100BASE-TX Console Port Auto .
66 Specific ations 8-Port 10/100 Ethernet Switch with Webview Appendix D IGMP Snooping IGMP (v1/v2) Snooping Provides for Fast Client Joins and Leaves of Multicast Streams and Limits Bandwidth- Intensive Video Trac to Only the Requestors Supports 256 Multicast Groups.
67 Specific ations 8-Port 10/100 Ethernet Switch with Webview Appendix D (History, Statistics, Alarms, and Events) for Enhanced Trac Management, Monitoring, and Analysis.
68 Specific ations 8-Port 10/100 Ethernet Switch with Webview Appendix D Model SRW208L Ports 8 RJ-45 Connectors for 10BASE-T and 100BASE-TX, 1 miniGBIC/SFP port, 1 LC type connector for 100LX SMF port.
69 Specific ations 8-Port 10/100 Ethernet Switch with Webview Appendix D Streams and Limits Bandwidth- Intensive Video Trac to Only the Requestors Supports 256 Multicast Groups. QoS Priority levels 4 Hardware Queues Scheduling Priority Queueing and Weighted Round Robin (WRR) Class of Service Port-Based 802.
70 Specific ations 8-Port 10/100 Ethernet Switch with Webview Appendix D Management, Monitoring, and Analysis. Firmware Upgrade Web Browser Upgrade (HTTP) TFTP Upgrade Port Mirroring Trac on a Port.
71 Specific ations 8-Port 10/100 Ethernet Switch with Webview Appendix D Model SRW208MP Ports 8 RJ-45 Connectors for 10BASE-T and 100BASE-TX, 2 RJ-45 connectors for 10BASE- T/100BASE-TX/1000BASE-T wit.
72 Specific ations 8-Port 10/100 Ethernet Switch with Webview Appendix D QoS Priority levels 4 Hardware Queues Scheduling Priority Queueing and Weighted Round Robin (WRR) Class of Service Port-Based 802.
73 Appendix E Warranty Inf ormation 8-Port 10/100 Ethernet Switch with Webview ser vice offerings. This limited warranty shall not apply to such third par t y sof tware or service offerings. This limited warranty does not guarantee any continued availability of a third par ty ’ s ser vice for which this product’ s use or operation may r equire.
74 Appendix E Warranty Inf ormation 8-Port 10/100 Ethernet Switch with Webview original purchase when returning your product. Products receiv ed without a RMA number and dated proof of original purchase will be rejected. Do not include any other items with the product you are returning to Linksys .
75 Regula tor y Informa tion 8-Port 10/100 Ethernet Switch with Webview Appendix F Appendix F : Regulat or y Information FCC Sta tement This equipment has been tested and complies with the specifications f or a Class A digital devic e, pursuant to P ar t 15 of the FCC Rules.
76 Regula tor y Informa tion 8-Port 10/100 Ethernet Switch with Webview Appendix F User Inf ormation for C onsumer Products Cov ered b y EU Direc tive 2002/96/EC on W aste Electric and Elec tronic Equipment ( WEEE) This document contains impor tant information for users with regards to the proper disposal and recycling of Linksys products.
77 Regula tor y Informa tion 8-Port 10/100 Ethernet Switch with Webview Appendix F Eesti (Estonian) - Keskkonnaalane informatsioon Euroopa Liidus asuva tele klientidele Euroopa Liidu direktiivi 2002/96/EÜ nõuete kohaselt on seadmeid, millel on tootel või pakendil k äesolev sümbol , keelatud kõr valdada koos sor teerimata olmejäätmetega.
78 Regula tor y Informa tion 8-Port 10/100 Ethernet Switch with Webview Appendix F Lietuvškai (Lithuanian) - Aplinkosaugos informacija, skir ta Europos Sąjungos vartotojams Europos dir ektyva 2002/9.
79 Regula tor y Informa tion 8-Port 10/100 Ethernet Switch with Webview Appendix F Português (P ortuguese) - Informação ambiental para clientes da União Eur opeia A Directiva Europeia 2002/96/CE exige que o equipamento que exibe este símbolo no produto e/ou na sua embalagem não seja eliminado junto com os resíduos municipais não separados.
80 Contac t Informa tion 8-Port 10/100 Ethernet Switch with Webview Appendix G Appendix G: C ontact Information Linksys C ontact Information W ebsite http://www.
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 Linksys SRW208L 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 Linksys SRW208L - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Linksys SRW208L imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Linksys SRW208L ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Linksys SRW208L, 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 Linksys SRW208L.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Linksys SRW208L. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Linksys SRW208L 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.
