Manuale d’uso / di manutenzione del prodotto 9000 del fabbricante 3Com
Vai alla pagina of 52
® http://www.3com.c om/ Device View User Guide Cor eBuilder 9000 Ent erprise Switch Transcend Network Control S ervices Version 5.0.2 for UNIX Part No.
3Com Corporation 5400 Bay front P laza Santa Clara , California 95052-81 45 Copyright © 199 9, 3Com C orporatio n. All r ights reserved . No part of this d ocument ation ma y be reproduced in any for.
C ONTENTS A BOUT T HIS G UID E Convent ions 7 Related Docume ntation 8 Help S ystem s 8 Y ear 2000 Com pliance 8 T echnical S upport 8 1 A BOUT D EVICE V IEW About D evice View 10 New in This Relea se.
Mana ging Power Sy stems 31 Managin g the Co reBuilder 9000 Sw itch Po wer Suppl y 32 4 A DVAN CED M ANAG EME NT T ASKS View ing Pe rform ance St atist ics 3 8 Mana ging Virt ual L ANs 39 VLANs on t he CoreBuild er 9000 41 Featur es 43 IEEE 802.
A BOUT T HIS G UIDE About This Guid e provi des an ov ervi ew , d esc ribes conv entio ns, tells you wher e to look for specif ic info rmatio n, and lists ot her publ icatio ns that may be useful. This vers ion of the De vice View User Gu ide des cribes how to mana ge the 3Com Co r eBuilder 9000 Enterprise Switch usi ng Device Vie w software .
6 A BOUT T HIS G UIDE For detaile d informati on on the CoreBuilde r 9000 Enterprise Swi tch and its modul es, see the docume ntation sup plied wit h your har dware, especial ly the Cor eBuilde r 9000 Impl ementati on Gui de .
Conve ntions 7 Conv entions T a ble 1 an d T a ble 2 lis t conven tions th at are used througho ut this gu ide. T able 1 Notice Icons Icon Notice Type Description Informatio n note Informati on that d.
8 A BOUT T HIS G UIDE Relat ed Docum entation This guid e is comple mented by othe r 3Com documents and compr ehensiv e help systems. Most u ser gui des and release notes are availa ble i n Adobe Acr obat Reade r Portabl e Docume nt Format (PDF ) or HTML on t he 3Com Wor ld W id e We b si te : http://www.
1 A BOUT D EVICE V IEW Transcend ® Device View ena bles you to m onitor an d set up the 3Com hubs , switc hes, bridge /rou ters, an d rem ote ac cess devi ces in your enterprise-wi de network.
10 C HAPTER 1: A BO UT D EVICE V IEW About Device View Device Vie w provides an eas y-to-use SNMP -based in terface for man aging the conn ectivity dev ices in your network.
New in T his Relea se 11 New in This Rel ease T ransce nd NCS v5 .0.2 for UN IX inclu des Device V iew fun ctionality t hat enab les yo u to m anage the C oreBuil der 90 00 En terpr ise Sw itch an d the Cor eBuilder 9400 Gigabi t Ethernet Switc h.
12 C HAPTER 1: A BO UT D EVICE V IEW Manage ment Support Matri x This section describes the managem ent featur es that are availab le for Smal l Office and Enterpris e Switc hes, inc ludin g the CoreBuil der 900 0 Enterpr ise Switch and t he Cor eBuilder 9400 Gigabi t Ethernet Switch .
Manage ment Suppo rt Matrix 13 In additi on to the ma nagement func tions shown in T able 4, you can also use Devi ce View to perform th e followi ng tasks: ■ Manage power supplies (Co reB uilder 900 0 Switch) ■ Enable 80 2.
14 C HAPTER 1: A BO UT D EVICE V IEW.
2 U SING D EVICE V IEW This chapt er descri bes the Device Vi ew interfa ce and explai ns how to run the appl icatio n and use it to set up manageabl e devices. This versio n of th e Device View User Guide supplemen ts the informa tion provid ed in the De vice Vi ew User G uide incl ude d in T ransce nd Ne twor k Contro l Services, v5.
16 C HAPTER 2: U SING D EVICE V IEW Preparing Devices for M anagem ent The abil ity to set up dev ices fr om the SNMP manage ment statio n is an impor tant pa rt of your con figura tion ma nage ment stra tegy .
Prepa ring th e Manag ement Platfo rm 17 4 Defi ne gr oups and man age devices — T o help yo u organiz e managed devices, Device View enables you to cr eate SuperStack gr oups. Y ou can then select one symbol t hat r epresents the devi ces, and manage all th e devices in a single window .
18 C HAPTER 2: U SING D EVICE V IEW If you add the name of the dir ectory containi ng the Device Vi ew applica tion to your pa th, you can l aunch the D evice View simpl y by entering : dv hostname If the device re cognizes t he communi ty stri ng and can be r eached o n the network, Device Vie w displays the device.
Viewing Network Devices 19 Figure 1 M anaging a C oreBuilde r 9000 Switch Ports — Select on e or mor e ports with the left mouse button , and click the ri ght mouse butto n to access a shortcut m enu. Power Supp ly/Fan (left) — Color indi cates status.
20 C HAPTER 2: U SING D EVICE V IEW Managi ng Med ia, Modu les, Segments, and Ports Device View enables you to set up all aspects o f the devi ces you mana ge.
Managin g Media , Modules , Segm ents, an d Ports 21 Using M edia Selectio n Lists Device Vie w also pr ovides two media sele ction li sts called Med ia and Sub Group which hel p you to choo se the featur es you want to manage.
22 C HAPTER 2: U SING D EVICE V IEW View ing a nd Changi ng Sett ings Y ou can access man agement i nformat ion abou t device s, segment s, ports , and vir tual LANs by high lighti ng the fe ature yo u want t o work with and clicking the righ t mouse button to access a shortcut menu.
Managin g Media , Modules , Segm ents, an d Ports 23 different secti on, the ta b labels at the top of the pa ge cha nge automati cally to show which opti ons ar e availabl e within that sect ion. The i nterface fo r Cor eBuilde r 5000 and ONlin e device s use s a sing le tabbe d page fo r most modu le and po rt config urat ion forms .
24 C HAPTER 2: U SING D EVICE V IEW Usin g Onli ne H elp This guid e intr oduces yo u to using De vice View t o manage 3Com enterprise n etwork e quipment in your netwo rk.
3 M ANAGING D EVICES Device View pr ovid es manageme nt setti ngs th at ar e appr opri ate to the featur e set of t he managed r esour ce. For example, you ma y need to set up cascaded seg ments on segmen table hubs, vi rtual LAN s (VLANs) on switches, or ISDN br idging on r emote access devices.
26 C HAPTER 3: M ANAGING D EVICES Mana ging CoreBuilder 9 000 Switches This secti on describes the man agement f eatur es that Devic e View pr ovide s for Cor eBuilder 9000 Swi tches in your networ k.
Managi ng CoreBui lder 9 000 Swi tches 27 ■ Back plane Conn ection s — D ispla ys a ta ble sh owin g the current backplan e conne ctions ( switch fa bric modu le to interf ace module) and the sta tus of each conne ction. ■ T runk Setup — Display s a table show ing the trunk s, and membe r ports, currently de fined on the device.
28 C HAPTER 3: M ANAGING D EVICES ■ T emperat ur e — Allows you to view t emperatur e info rmation for a chassis. ■ Fabric — Allows you to view informatio n for the Gigabi t Ethern et (GEN) Switch Fabr ic Modu le (or modu les) op erating i n the chassis.
Managi ng CoreBui lder 9 000 Swi tches 29 ■ Backplan e Connect ions — For switch fabric modul es, displa ys a table showing t he curr ent backpl ane connect ions (swit ch fabric mod ule to interfa ce modul e) and the status of each connecti on.
30 C HAPTER 3: M ANAGING D EVICES ■ ARP Cache — Al lows you to r emove or flu sh the Addr ess Resolution Pr otocol (ARP) cach e. The ARP cache is a tabl e of IP ad dr esses learned by the devi ce and their corresp onding MA C addre sses. ■ Interfaces — Allows you to create, edit, a nd dele te IP in terfaces.
Managi ng Powe r Systems 31 Figure 6 M anaging Ethernet Ports on High-Function Switches 3 Click Apply after maki ng changes to any sett ings. The Ports sec tion c ontain s the follo wing settin gs: ■ Ethernet — Enable s you to enabl e, disable, and configu re Ethe rnet ports on a de vice.
32 C HAPTER 3: M ANAGING D EVICES Mana ging the CoreBuilde r 9000 Switch Power Supp ly Device Vi ew provid es you with the f ollowing power management features for th e CoreBuild er 9000 Switch: ■ Y ou can find out the status of powe r supplie s and fan units, and temperat ur e data for the ch assis.
Managi ng Powe r Systems 33 ■ The EME may shut down selected in terface mod ules in an atte mpt to brin g inst alled modu le po wer con sum ption u nder the no w-reduce d power bud get. In power fault-tolerant mode, power equivalen t to one power suppl y is held in reserve .
34 C HAPTER 3: M ANAGING D EVICES The f ollowing events occur duri ng an o verheat cond ition: 1 The Master EME character displ ay shows the wor d TEMP 2 If an SNMP age nt is pr esent in the chassis, power management informs the SN MP ag ent of the ove rhe at con ditio n.
Managi ng Powe r Systems 35 The EME canno t automati cally power off a mod ule that is assi gned a power class setting of 10. For exampl e, if a powe r supply fail ur e causes a power def icit (or if .
36 C HAPTER 3: M ANAGING D EVICES.
4 A DVAN CED M ANAGEMENT T ASKS Device View pr ovid es you wi th advanced manag ement capab iliti es for devices that have special featur es. For exampl e, you can set up r esilient links to safeguar .
38 C HAPTER 4: A DVANCED M ANAGEMENT T ASKS Vie wi ng Perform ance Statistics Device Vie w enables you to displa y a variety of activity an d error statistics at devi ce, segment, a nd port lev el. The st atistics t hat ar e availabl e depend on the t ype of por t or device that you select .
Managin g Virtual LANs 39 Mana ging Vi rtual LANs T ranscend Ne twork Mana gement Sof twar e pro vides an easy-to-understa nd gra phical interfa ce for setti ng up a nd managin g virtual LANs (VLANs),.
40 C HAPTER 4: A DVANCED M ANAGEMENT T ASKS AutoSelect VLANs are supported b y agent so ftware versi on 2.1 and ver sion 3. 1 and above. The kinds of VLAN you can implement are determi ned by VL AN suppor t in the d evices you ma nage. For mo dular hu bs, the type of VLAN yo u can implemen t depends on the install ed switching mod ule.
Managin g Virtual LANs 41 Switch 3 900, and Su perStack II Switch 930 0 devices di ffer fro m other 3Com devic es. See th e Devic e Vi ew on line Help to resolve t hese differenc es.
42 C HAPTER 4: A DVANCED M ANAGEMENT T ASKS interf ace modules di re ctly; you conf igur e them thr ough the switch fabric module . T o cr eate VLANs in th e Cor eBui lder 9 000 e nvir onment, you c o.
Managin g Virtual LANs 43 port s. For exampl e, to cr eate a VL AN for a GEN in terface mo dule that r esides in chassis slot 6 (when the switch fabri c module is insta lled i n slot 8), yo u coul d con figure the switch fabr ic modu le to cr eate a VLAN on backplan e ports 11 an d 12.
44 C HAPTER 4: A DVANCED M ANAGEMENT T ASKS Ignore S TP mode No Yes, in allC losed mode Ignores the bloc king S panning T ree Proto col (STP) mode fo r the ports of a designa ted VLAN. (One i nstance o f STP run s on the module, but you can disable i t on a per-V LAN ba sis.
Managin g Virtual LANs 45 IEEE 802. 1Q and Per -port T agg ing IEEE 802. 1Q is a standar d for VLA Ns. It aims to: ■ Defi ne an ar chitectur e to logical ly parti tion bri dged LANs and prov ide services t o define d user gr oups, inde pendent of physical l ocation ■ Allow interoperabi lity betwe en multiv endor equipme nt.
46 C HAPTER 4: A DVANCED M ANAGEMENT T ASKS ■ For bac kpla ne ports and s witch fa bric m odule ports, you mu st use taggi ng when these por ts are shar ed by multiple VLA Ns. (Only one VLAN’ s backplane por ts can be unt agged; i n all othe r VLANs defi ned acr oss the b ackplane, the backpl ane port s must be tagged.
Managin g Virtual LANs 47 ■ Layer 3 addr ess — On Layer 3 module s, the netwo rk or subnetwo rk addr ess that is associ ated with a net work-based IP VLAN.
48 C HAPTER 4: A DVANCED M ANAGEMENT T ASKS the low er -n umbe red backpl ane port. (E xamp le: On a 10 -port La yer 2 switchi ng module, you config ure port 11; on a 12-port Layer 3 module, you config ur e port 13.) When you ha ve multiple V LANs, ta g the backp lane po rt.
Managin g Virtual LANs 49 Device Vi ew does not pr ovide a sing le dialog box, listing all ports on al l modules i n the ch assis, thr ough which you ca n cr eate a p ort-based VLAN that spans mul tiple mo dules. T o do this, you must fo llow these gene ral steps: 1 Access each module th at contains ports you wa nt to includ e in th e VLAN.
50 C HAPTER 4: A DVANCED M ANAGEMENT T ASKS Ports in th e VLAN a re highlig hted. 3 View VL AN informati on about the high lighted po rts by clicking the right mouse bu tton, c hoosi ng Config ure from the sho rtcut m enu, an d cli cking the VLAN tab.
I NDEX 51 I NDEX C CoreBuild er 2500 stat istics 38 VLA Ns 39 3500 stat istics 38 VLA Ns 39 5000 VLA Ns 39 6000 VLA Ns 39 9000 mana gement features 12 mana gement options 26 power manag ement 32 stat .
52 I NDEX.
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 3Com 9000 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 3Com 9000 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso 3Com 9000 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul 3Com 9000 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il 3Com 9000, 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 3Com 9000.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il 3Com 9000. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo 3Com 9000 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.
