Chapter3
CESServiceConguration
TheCircuitEmulationService(CES)providestraditionalTDMservicesbasedonthe
PacketSwitchNetwork(PSN),suchasE1/T1.
TheZXA10C300implementstheCESserviceintwomodesthatarePWE3andMEF8.
lThePseudoWireEmulationEdge-to-Edge(PWE3)modeoftheInternetEngineering
TaskForce(IETF)implementscircuitemulationovertheIPnetwork,namely,TDMoIP ,
basedontheIPaddress.
lTheMEF8modeoftheMetroEthernetForum(MEF)implementscircuitemulation
overtheEthernet,namely,TDMoE,basedontheMACaddress.
TheZXA10C300supportsthefollowinguplinkTDMinterfaces:
lE1
lSTM-1/STM-4
TableofContents
ConguringtheGPONCESService...........................................................................
3-1
3.1ConguringtheGPONCESService
TheZXA10C300connectstheZTE-F621toimplementtheE1uplinkMEF8-basedCES
service.
Context
TheZXA10C300supportsfourtypesofTDMinterfacecards,aslistedinTable3-1.
Table3-1TDMInterfaceCards
CardInterfaceTDMServiceTypeTDMInterfaceFormat
CTUBE1e1Satop/e1Cetoptdm_shelf/slot/port
CTLASTM-1/STM-4e1Satoptdm_shelf/slot/port.augno/1/tug3/tug2/e1
TheCTLAcardsupports126E1channels,andtheparametervaluesofeachE1channel
mustbeunique.Table3-2providestheparametervalueranges.
Table3-2ValueRangeofCTLAInterfaceParameter
ParameterValueRange
port1–2(STM-1interface)
1(STM-4interface)
3-1
SJ-20130520164529-007|2013-06-30(R1.0)ZTEProprietaryandCondential