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PPP Commands

8-94 Configuring the Point-to-Point Protocol

Syntax

ppp peer default ip address {ip address}

Syntax of the “no” Form

UsethenoformofthiscommandtoremovetheIPaddress:

no ppp peer default ip address

Mode

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

Examples

Thisexamplesetsthepeer’sIPaddressonSerialinterfa ce1/0:

XSR(config)#interface serial 1/0

XSR(config-if<S1/0>)#encapsulation ppp

XSR(config-if<S1/0>)#ppp peer default ip address 192.168.1.3

Thisexamplesetsthepeer’sIPaddressonP2PDialerinterface1:

XSR(config)#interface dialer 1

XSR(config-if<D1>)#encapsulation ppp

XSR(config-if<D1>)#ppp peer default ip address 10.10.10.1

Thisexamplesetsthepeer’sIPaddressonM2PDialerinterface2:

XSR(config)#interface dialer 2 multi-point

XSR(config-if<D1>)#encapsulation ppp

XSR(config-if<D1>)#dialer map ip 20.20.20.1 9051234567

ppp quality

ThiscommandsetstheminimumLinkQualityMonitoring(LQM)valueonaserialinterface

beforethelinkwillgodown.

Percentagesarecalculatedforbothincomingandoutgoingdirections.Theoutgoingqualityis

calculatedbycomparingthetotalnumberofpacketsandbytessenttothetotalnumberofpackets

and

bytesreceivedby thede stinationnode.Theincomingqualityiscalculatedbycomparingthe

totalnumberofpacketsandbytesreceivedtothetotalnumberofpacketsandbytessentbythe

destinationnode.

Ifthelinkqualitypercentageisnotmaintained,thelinkisconsideredofpoorqualityandtaken

down(bysendingaDOWNeventtoallactiveNCPs).LQMforcesatimelagsothelinkdoesnot

bounceupanddown.

Syntax

ppp quality [percentage]

ip address

IPaddressoftheremotepeer.

percentage

Setsthelinkqualitythreshold,rangingfrom1to100.

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