Manuale d’uso / di manutenzione del prodotto 5324 del fabbricante Dell
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1 Dell TM PowerConnect TM 5324 Sy stems User’ s Guide Addendum.
2 www .dell.com | support.dell.com Notes, Notices, and Cautions NOTE: A NOTE indicates important information that helps you make better use of your computer . NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
3 New Features This document in an addendum to the P owerConnect 5324 user guide an d includes the following topics: • Configuring LLDP • Defining SNMP P arameters • HTTP/HT TPS Upload/Download .
4 www .dell.com | support.dell.com Configuring LLDP The Link Layer Discovery Protocol (LLDP) allows network managers to troubleshoot and enhance network management by discovering and maintaining networ k topologies over multi-vendor environments.
5 Updates Interval (5-32768) — Indicates that rate at which LLDP advertisement updates are sent. The possible field range is 5 - 32768 secon ds. The default value is 30 seconds. Hold T ime (2-10) — Indicates the amount of time that LLDP packets ar e held befor e the packets ar e dis- carded.
6 www .dell.com | support.dell.com Defining LLDP Port Settings The LLDP P ort Settings page allows network administrators to def ine LLDP port settings, including the port number , the LLDP port number , and the type of port information advertised. The P ort Settings page contains fields for configuring LLDP .
7 Optional TL Vs — Contains a list of optional TL Vs advertis ed by the port. F or the complete list, see the Ava i la b le T L V s field. Available TL Vs — Contains a list of available TL Vs that can be advertised by the port. The possible field values are: P ort Description — Advertises the port description.
8 www .dell.com | support.dell.com Console(config)# interface ethernet g5 Console(config-if)# lldp enable.
9 Viewing Advertised Information The LLDP Advertised Information page displays the information advertised by specific ports when advertising LLDP information. T o open the Advertised Information page, click Security → LLDP → Advertised Information in the tree view .
10 www .dell.com | support.dell.com Displaying the Advertised Information T able T o open the Advertised Information T able , click Security → LLDP → Advertised Information → Show All in the tree view . Figure 1-5. Advertised Information T able T able 1-3.
11 The following is an example of the CLI commands: Switch# show lldp local ethernet 1 Device ID: 0060.704C.73FF Port ID: 1 Capabilities: Bridge System Name: ts-7800-1 System description: Port description: Management address: 172.
12 www .dell.com | support.dell.com Viewing the LLDP Neighbor Information The Neighbors Information page contains information received from neighboring device LLDP advertisements. T o open the Neighbor Information page, click Security → LLDP → Neighbors Information in the tree view .
13 Figure 1-7. Neighbors T able T able 1-4. LLDP Neighbor Information CLI Commands The following is an example of the CLI commands: Switch# show lldp neighbors CLI Command Description show lldp neighb.
14 www .dell.com | support.dell.com Defining SNMP Parameters Simple Network Management P rotocol (SNMP) provides a method for managing network devices. Devices supporting SNMP run a lo cal softwar e (agent). The SNMP agents maintain a list of variables, which are used to manage the device.
15 Local Engine ID (10 - 64 Hex Characters) — Indicates the local device en gine ID. The field value is a hexadecimal string. Each byte in he xadecimal character str ings is two he xadecimal digits. Each byte can be separated by a period or a colon.
16 www .dell.com | support.dell.com snmp-server engine ID local { engineid- string | default } Indicates the local device engine ID. The field values is a hexadecimal string. Each byte in hexadecimal character strings is two he xadecimal digits. Each byte can be separated by a period or colon.
17 The following is an example of the CLI commands: Defining SNMP View Settings SNMP Views provides access or blocks access to device featur es or feature aspects. F or e xample, a view can be defined which states that SNMP group A has read only (R/O) access to Multicast groups, while SNMP group B has read-write (R/W) access to Multicast groups.
18 www .dell.com | support.dell.com T o open the SNMPv3 V iew Settings page, click System → SNMP → V iew Settings in the tree view . Figure 1-9. SNMPv3 View Settings V iew Name — Contains a list of user -defined views. The vi ew name can contain a maximum of 30 alphanumeric characters.
19 Figure 1- 10. Add a View 3 Define the field. 4 Click Apply Changes . The SNMP View is added, and the device is updated. Displaying the View T able 1 Open the SNMPv3 V iew Settings page. 2 Click Show All . The Vi e w T a b l e page opens. Figure 1-11.
20 www .dell.com | support.dell.com The following is an example of CLI commands: show snmp views [ viewname ] Displays the configuration of views. Console (config)# snmp-server view user1 1 included C.
21 Defining SNMP Access Control The Access Control Add Group page provides information for creating SNMP groups, and assigning SNMP access control privileges to SNMP groups . Groups allow network managers to assign access rights to specific device features, or featur es aspects.
22 www .dell.com | support.dell.com Rea d — The management access is restricted to r ead-onl y , and changes cannot be made to the assigned SNMP view . Wr i t e — The management access is read-write and chan ges can be made to the assigned SNMP view .
23 Removing SNMP Groups 1 Open the Access Control Group page. 2 Click Show All . The Access T able opens. 3 Select an SNMP group . 4 Check the Rem ov e checkbox.
24 www .dell.com | support.dell.com Assigning SNMP User Security The SNMPv3 User Security Model (USM) page enables assigning system users to SNMP groups, as well as defining the user authentication method. T o open the SNMPv3 U ser Security Model (USM) page, click System → SNMP → U ser Security Model in the tree view .
25 None — No user authentication is used. P assword (0-32 Characters) — Modifies the user -defined passwor d for a group. P asswords can contain a maximum of 32 alphanumeric characters. Authentication Ke y (MD5-16; SHA-20 hexa chars) — Defines the HMAC-MD5-96 or HMA C-SHA-96 authentication level.
26 www .dell.com | support.dell.com Figure 1-18. User S ecurity Model T able Deleting an User Security Model T able Entry 1 Open the SNMPv3 User Security Model (USM) page. 2 Click Show All. The User Security Model T able opens. 3 Select a User Security Model T able entry .
27 The following is an example of the CLI commands: Defining Communities Access rights are managed by defining communities in the Community T able . When the community names are changed, access rights are also changed. T o open the SNMP Communities page, click System → SNMP → Community in the tree view .
28 www .dell.com | support.dell.com Rea d W ri t e — The management access is read-write, for al l MIBs e x cept the community table, for which there is no access. SNMP Admin — The management access is read-write fo r all MIBs, including the community table.
29 Figure 1-21. Community T able Deleting Communities 1 Open the SNMP Community page. 2 Click Show All. The Community T able opens. 3 Select a community from the Community T able. 4 Select the Rem ov e check box. 5 Click Apply Changes . The selected community entry is de leted, and the device is updated.
30 www .dell.com | support.dell.com The following is an example of the CLI commands: console(config)# snmp-s erver community pub lic_1 su 1.1.1.1 console(config)# snmp-s erver community pub lic_2 rw 2.2.2.2 console(config)# snmp-s erver community pub lic_3 ro 3.
31 Defining SNMPv3 Notification Filters The SNMPv3 Notification F ilter page permits filtering traps based on OI Ds. Each OID is linked to a device feature or a featur e aspect. The SNMPV3 - Notification F ilter page also allows net work managers to filter notifications.
32 www .dell.com | support.dell.com Figure 1-23. Add Filter 3 Define the relevant fields. 4 Click Apply Changes . The new filter is added, and the device is updated. Displaying the Filter T able 1 Open the SNMPv3 Notification F ilter page. 2 Click S how All .
33 Configuring Notification Filters Using CLI Commands The following table summarizes equivalent CLI co mmands for defining fields displayed in the SNMPv3 - Notification F ilters page.
34 www .dell.com | support.dell.com Figure 1-25. Notification Recipients Recipient IP — Indicates the IP address to whom the traps ar e sent. Notification T yp e — The notification sent. Th e possible field values are: T raps — T raps ar e sent.
35 UDP P ort (1-65535) — The UDP port used to send no tifications. The default is 162. F i lter Name — Includes or ex cludes SNMP filters. T imeout (1-300 ) — The amount of time (seconds) the device wa its before r esending informs. The default is 15 seconds.
36 www .dell.com | support.dell.com Figure 1-26. Notification Recipients T ables Deleting Notification Recipients 1 Open Notification Recipients page. 2 Click Show All . The Notification Recipients T ables page opens. 3 Select a notification recipient in either the SNMPV1,2 Notification Recipient or S NMPv3 Notification Recipient T ables.
37 The following is an example of the CLI commands: snmp-server v3-host {ip- address | hostname } username [ traps | informs ] { noauth | auth | priv } [ udp-port port ] [ filter filtername ] [ timeout seconds ] [ retries retries ] Creates or updates a notification r ecipient receiving notifications in SNMP version 3.
38 www .dell.com | support.dell.com HTTP/HTTPS Upload/Download Downloading Files The F ile Download F rom Ser ver page contains fields for downloading system image and Configuration files from the TFTP server to the device or the HTTP/S server .
39 Boot Code — Downloads the Boot file. Active Image Active Image — The Image file that is currently active. Active Image After Reset — The Image file that is active after the device is reset. NOTE: The image file overwrites th e non-active image.
40 www .dell.com | support.dell.com Downloading Files Using CLI Commands The following table summarizes the equivalent CLI commands for setting fields displayed in the F ile Download F rom Server page. The following is an example of the CLI commands: T able 1-10.
41 Uploading Files The F ile Upload to Server page contains fields for uploading the soft ware from the TFTP server to the device. The image file can also be uploaded from the F ile Upload to Server page. T o open the F ile Upload to Server page, click System → F ile Management → F ile Upload in the tree view .
42 www .dell.com | support.dell.com Destination F ile Name (1-160 Characters) — Indicates the Configuration file path to which the file is uploaded. T ransfer F ile Name — The software file to which the configuration is uploaded. The possible field values ar e: Running Configuration — Uploads the R unning Configuration file.
43 NOTE: Each "! " indicates that 10 packet s were successfully transferred. Copying Files F i les can be copied and deleted from the Copy F iles page. T o open the Copy F iles page, click System → Fi l e Management → Copy F iles in the tree view .
44 www .dell.com | support.dell.com Restoring Company Factory Default Settings 1 Open the Copy F iles page. 2 Click Restore Company F actory Defaults . 3 Click Apply Changes . The company factory default settings are r estored, and the device is updated.
45 Defining STP Root Guard Defining STP Global Settings The Spanning T ree Global Settings page contains parameters for enabling STP on the device. T o open the Spanning T ree Global Settings page, click Switch → Spanning T ree → Global Settings in the tree view .
46 www .dell.com | support.dell.com The default path costs assigned to an interf ace vary according to the selected method: BPDU Handling — Determines how BPDU packets ar e managed wh en STP is disabled on the port/ device. BPDUs are used to transmit spanning tr ee in formation.
47 Defining STP Global Parameters 1 Open the page. 2 Select Enable in the Spanning T ree State field. 3 Select the STP mode in the STP Operation Mode field, and define the bridge settings. 4 Click Apply Changes . STP is enabled on the device. Modifying STP Global Parameters 1 Open the page.
48 www .dell.com | support.dell.com show spanning-tree [ ethernet interface | port-channel port- channel-number ] [ instance instance-id ] Displays spanning tree configuration. show spanning-tree [ detail ] [ active | blockedports ] [ instance instance-id ] Displays detailed spanning tree information on active or blocked ports.
49 The following is an example of the CLI commands: console(config)# spanning-tree console(config)# spanning-tree mode rstp console(config)# spanning-tree priority 12288 console(config)# spanning-tree.
50 www .dell.com | support.dell.com 1/e6 enabled 128.6 100 DSBL Dsbl No P2p Intr 1/e7 enabled 128.7 100 DSBL Dsbl No P2p Intr 1/e8 enabled 128.8 100 DSBL Dsbl No P2p Intr 1/e9 enabled 128.9 100 DSBL Dsbl No P2p Intr 1/e10 enabled 128.10 100 DSBL Dsbl No P2p Intr 1/e11 enabled 128.
51 Defining STP Port Settings The STP P ort Settings page contains fields for assigning STP pr operties to individual ports. T o open the STP P ort Settings page, click Switch → Spanning T ree → P ort Settings in the tree view . Figure 1-31. STP Port Settings Po r t — P ort on which STP is enabled.
52 www .dell.com | support.dell.com Lea r ni n g — The port is currently in the learning mode. The port cannot forwar d traffic however it can learn new MAC addr esses. F orwarding — The port is currently in the forwar ding mode . The port can forward traffic and learn new MAC addr esses.
53 Modifying STP Port Properties 1 Open the STP P ort Settings page. 2 Modify the P riority , Fa s t L i n k , P ath Cost , and the Fa s t L i n k fields. 3 Click Apply Changes . The STP port parameters are modi fied, and the device is updated. Displaying the STP Port T able 1 Open the STP P ort Settings page.
54 www .dell.com | support.dell.com The following is an example of the CLI commands: console(config)# int erface ethernet g5 console(config-if)# spanning-tree disable console(config-if)# spa nning-tre.
55 Defining STP LAG Settings The STP LAG Settings page contains fields for assigning STP a ggregating port parameters. T o open the STP LAG Settings page, click Switch → Spanning T ree → LAG Settings in the tree view . Figure 1-32. STP LAG Settings Select a LAG — The user -defined LAG.
56 www .dell.com | support.dell.com Lea r ni n g — The LAG is in the learning mode and cann ot forward traffic, but it can learn new MA C addresses. F orwarding — The LAG is currently in the forwar ding mode, and it can forward traffic and learn new MA C addresses.
57 The following is an example of the CLI commands: Configuring Multiple Spanning T ree MSTP operation maps VLANs into STP instances. Multip le Spanning T r ee provides differing load balancing scenario . F or example, while port A is block ed in one STP instance, the same port is placed in the F orwarding State in another STP instance.
58 www .dell.com | support.dell.com Figure 1-33. MSTP Settings Region Name (1-32 Characters) — Indicates user -defined MSTP r egion name. Revision (0-65535) — Defines unsigned 16-bit number that ident ifies the current MST configuration revision. The revision number is r equired as part of the MST configuration.
59 Displaying the MSTP Instance T able 1 Open the MSTP Settings page. 2 Click Show All to open the MSTP Instance T able . Figure 1-34. MSTP Instance T able Defining MST Instance s Using CLI Commands The following table summarizes the equivalent CLI commands for defining MST instance groups as displayed in the MSTP Settings page.
60 www .dell.com | support.dell.com Defining MSTP Interface Settings The MSTP Interface Settings page contains parameters assigning MSTP settings to specific interfaces. T o open the MSTP Interface Settings page, click Switch → Spanning T ree → MSTP Interface Settings in the tree view .
61 Roo t — P rovides the lowest cost path to forward pack ets to root device. Designated — Indicates the port or LAG via which the de signated device is attached to the LAN. Alternate — P rovides an alternate path to the root device from the root interface.
62 www .dell.com | support.dell.com The MSTP Interface T able page opens: Figure 1-36. MSTP Interface T able.
63 Configuring QinQ This section contains information fo r configuring Customer VLANs using th e W eb Interface and using the CLI. QinQ tagging allows network managers to add an additional tag to previous ly tagged pack ets. Customer VLANs are configur ed using QinQ.
64 www .dell.com | support.dell.com Figure 1-38. Create New VLAN 3 Define the VLAN ID and VLAN Name field. 4 Click . 5 Click Switch > VLAN > P ort Settings . The P ort Settings page opens. Figure 1-39. Port Settings 6 Select the port. 7 Set the P ort VLAN Mode field to Customer .
65 Figure 1-40. VLAN Port T able 11 Select the P ort VLAN Mode. 12 Click . The customer VLAN is def ined, and the device is updated. VLAN Port Settings Using CLI Commands The following table summarizes the equivalent CL I commands for viewing fields displayed in the VLAN P ort Settings page.
66 www .dell.com | support.dell.com The following is an example of the QinQ show commands. Forbidden VLANS: Classification rules: Protocol based VLANs: Console# show interfaces switchport ethernet 1/e.
67 Mac based VLANs: Subnet based VLANs: console# Group ID Vlan ID -------- ------------------ Group ID Vlan ID -------- ------------------.
68 www .dell.com | support.dell.com Configuring Load Balancing Load Balancing enables the even distribution of data and/or processing packets across available network resources. F or example, load balancing may distribute the incoming packets evenly to all servers, or r edirect the packets to the ne xt available server .
69 Layer 2-3 — Enables load balancing based on static and dynamic MAC addr esses, and source and destination IP addresses. Layer 2-3-4 — Enables load balancing based on static and dynamic MAC addr esses, source and destination IP addresses, and Source and Destination UDP/T CP ports.
70 www .dell.com | support.dell.com 4 Click Apply Changes . The LAG parameters are saved to the device. Displaying the LAG Configuration T able: 1 Open the LAG Configuration page.
71 description string Adds a description to an interface configuration. shutdown Disables interfaces that are part of the currently set conte xt. speed bps Configures the speed of a given ethernet interface when not using auto negotiation. autobaud Sets the line for au tomatic baud rate detection.
72 www .dell.com | support.dell.com The following is an example of the CLI commands: console(config-if)# channel-group 1 mode on console(config-if)# exit console(config)# inte rface range e g21-24 con.
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 Dell 5324 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 Dell 5324 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Dell 5324 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Dell 5324 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Dell 5324, 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 Dell 5324.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Dell 5324. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Dell 5324 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.
