Section 5, BSM Provisioning - Create a Point-To-Point Protocol Group
65K510DEP08-1A 5-7
4. FromtheT1InterfaceConfigurationprompt,typedescription LINE,andpressENTER
toconfiguretheCircuitID.
5. FromtheT1InterfaceConfigurationprompt,type
framing [d4|esf],andpressENTER
toselecttheframingmode.
6. FromtheT1InterfaceConfigurationprompt,provisiontheT1portadministrationstate
byperformingoneofthefollowingcommands:
•Type
no shutdown,andpressENTERtotakeaportInService
•Type
shutdown maintenance,andpressENTERtotakeaportOutofService,Mainte‐
nance
•Type
shutdown,andpressENTERtotakeaportOutofService,Unassigned
7. Type
end,andpressENTERtoreturntotheEnableprompt.
Create a Point-To-Point Protocol Group
Thissectiondetailsthefollowinginformation:
• DefinitionofaPPPgroup
•Stepsforcreatingandconfiguring thePPPgroup
•PPPexample
•StepsforaddingalinktothePPPgroup
PPP Group Definition
CreatingaPPPgroupprovidesawaytobond,orjoin,severalphysicallinks,suchasmultiple
T1s,intoasinglegroup.Aspartofthecreation,apeerIPaddress,defaultgateway,andDNS
addressesareassignedtothegroup.
PPPisusedinnetworkingandisadatalink
protocolthattransportsdatapackets between
twonetworkingnodesviaasimultaneous,bi‐directionalconnectionoversynchronousand
ansynchronouscircuits.The datapacketsaredeliveredinorderandcanbeusedoveravariety
ofhosts,ornetworklayerprotocols.
PPPdependsontwoseparateprotocolsforoperation:LCPandNCP.
LCPisnecessaryto
verify,configure,andtestthelinkconnections.NCPisanassemblyofprotocolsusedtoverify
andconfigurethevarietyofnetworklayerprotocolsoverwhichPPPcanbeused.PPPisalso
capableofbeingusedoversuchphysicalnetworksasserialcable,phoneline,and
trunkline.
PPPisusedbyInternetServiceProviders(ISPs),whichuseencapsulatedformsofPPPto
accessDigitalSubscriberLine(DSL)internet,whicharePoint‐to‐PointProtocoloverEthernet
(PPPoE)andPoint‐to‐PointProtocoloverATM(PPPoA).