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Enterasys Networks XSR CLI Router User Manual

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Hardware Controller Commands

XSR CLI Reference Guide 4-85

description

Thiscommandsetsthedescriptiontextforaninterface.Thedescriptionwillappearinthe

ifDescription(interfacedescription)variableoftheMIB.

Syntax

description <text>

Mode

Interfaceconfiguration:XSR(config-if<xx>)#

Syntax of the “no” Form

Thenoformofthiscommandclearsthedescription:

XSR(config-if<S1/0>)#no description

Example

XSR(config-if<S1/0>)#description “My FastEthernet Interface”

duplex

Thiscommand,usedinconjunctionwiththespeedcommand,forcestheFastEthernet/

GigabitEthernetinterfacetooperateataspecificduplexmodeandspeed.Settingthespeedor

duplextoauto‐negotiateimpliesthatboththespeedandtheduplexmodewillbenegotiated.Itis

notpossibletomanuallysetoneandauto‐negotiatetheother.Forexample,you

cannotsetthe

speedto10Mb/sandsettheduplextoauto‐negotiate.

Whenissuingthiscommand,beawareofthefollowingadditionalconditions:

•Duplexmodecannotbechangedwhileinloopback.

• Changingtheduplexmodepreservesthespeed.

•Whenthespeedischangedfrom

auto,duplexwillbesettohalf.

•Settingspeedorduplexto

auto,nospeed,ornoduplexsetsbothduplexandspeedtoauto.

•Whenconnectingan

autosettingonanXSRtoaforcedsettingonanotherrouter,theforced

settingmustbesetto

half-duplexregardlessofthespeed(10or100Mbits).

•WhentheGigabitFiberportisuses,bothduplexandspeedmustbesettoautoonbothendsof

thelinetoavoidanunpredictablelink.

Syntax

duplex {full | half | auto}

text

Alphanumericcharacterswhichdescribetheinterface.

full

Forcestheinterfacetooperateatfull‐duplex.

half

Forcestheinterfacetooperateathalf‐duplex.

auto

Allowstheporttosetthespeedand duplexmodeautomatically.

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