PPP Commands
8-94 Configuring the Point-to-Point Protocol
Syntax
ppp peer default ip address {ip address}
Syntax of the “no” Form
UsethenoformofthiscommandtoremovetheIPaddress:
no ppp peer default ip address
Mode
Interfaceconfiguration:XSR(config-if<xx>)#
Examples
ThisexamplesetsthepeersIPaddressonSerialinterface1/0:
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
ThisexamplesetsthepeersIPaddressonP2PDialerinterface1:
XSR(config)#interface dialer 1
XSR(config-if<D1>)#encapsulation ppp
XSR(config-if<D1>)#ppp peer default ip address 10.10.10.1
ThisexamplesetsthepeersIPaddressonM2PDialerinterface2:
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

ThiscommandsetstheminimumLinkQualityMonitoring(LQM)valueonaserialinterface
beforethelinkwillgodown.
Percentagesarecalculatedforbothincomingandoutgoingdirections.Theoutgoingqualityis
calculatedbycomparingthetotalnumberofpacketsandbytessenttothetotalnumberofpackets
andbytesreceivedbythedestinationnode.Theincomingqualityiscalculatedbycomparingthe
totalnumberofpacketsandbytesreceivedtothetotalnumberofpacketsandbytessentbythe
destinationnode.
Ifthelinkqualitypercentageisnotmaintained,thelinkisconsideredofpoorqualityandtaken
down(bysendingaDOWNeventtoallactiveNCPs).LQMforcesatimelagsothelinkdoesnot
bounceupanddown.
Syntax
ppp quality [percentage]
ip address IPaddressoftheremotepeer.
percentage Setsthelinkqualitythreshold,rangingfrom1to100.