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Enterasys Networks XSR CLI Router User Manual

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T1/E1 & T3/E3 Commands

XSR CLI Reference Guide 2-59

Syntax of the “no” Form

Usethenoformofthecommandtoremoveachannelgroup:

no channel-group number

Defaults

Speed:64kbpsforbothT1andE1controllers.

Mode

Controllerconfiguration:XSR(config-controller<xx>)#

Example

Thefollowingexampleissuesthechannel-group commandforT1controllerconfiguration.Two

channelsarecreated–thefirstcreatesgroupnumber0withtimeslots1to10;thesecondcreates

groupnumber1withtimeslots11to20,bothwithdefaultspeedsof64kbps.

XSR(config)#controller t1 1/0

XSR(config-controller<T1-1/0>)#description T1 for Acme

XSR(config-controller<T1-1/0>)#framing esf

XSR(config-controller<T1-1/0>)#linecode b8zs

XSR(config-controller<T1-1/0>)#channel-group 0 timeslot 1-10

XSR(config-controller<T1-1/0>)#channel-group 1 timeslot 11-20

clock source

ThiscommanddefinestheclocksourceforaT1/E1orT3/E3line.Itisneededbecauseof

synchronoustransmissionofdataondigitalinterfacesasinthecaseofT1/E1orT3/E3lines.The

clocksourcesetstherequiredtimingsynchronizationbetweenthetransmitterandreceiverusing

lineandinternalsettings.

Syntax

clock source {line | internal}

Syntax of the “no” Form

Thenoformofthiscommandreturnsthevaluetothedefaultsetting:

no clock source

range

Assignsoneormoretimeslotsorarangeoftimeslotstoachannelgroup,ranging

from1to24forT1and1to31forE1.

speed

LinespeedoftheT1/E1linkinkilobitspersecond.

line

ClockderivedfromtheT1/E1orT3/E3lineprovider.

internal

ClockfromachipontheT1/E1orT3/E3controllercard.

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