ADTRAN Total Access 5000 - EVC Maps; EVC Map Attributes; Configuration Status; Destination EVC

Appendix F, NetVanta Examples - EVC Maps
65K510DEP08-1A F-7
EVC Maps
AnEVCmapclassifiestrafficingressingaUNIintoanEVCgivenconfiguredmatchcriteria.It
uniquelyidentifiesasubscribertrafficflowwithinanEVCandprovidesthemechanismfor
VLANtagmanipulation,IngressBandwidthPolicing,forwarding,andqueuing.
EVC Map Attributes
TheattributesofaEVCMaparedescribedinthefollowingsections.
Destination EVC
ThisattributedefinesthenameoftheEVCthattheEVCmapisfowardingtraffictoand
receivingfrom.ThisattributecanalsobeusedtodiscardtrafficmatchedbytheEVCmap.An
EVCmapislimited toasingleEVCconnection.
Name
ThisattributeisanarbitrarystringthatisusedtoidentifytheEVCmap.Thevaluemustbe
uniqueacrossallEVCmapsdefinedinthenetworkelementandisintendedformanagement
andcontrolpurposes.ThevalueisnotcarriedinanyfieldintheEthernetframe.Asan
example,
theserviceprovidermightuse“SCPOP1‐Node3‐Slot2‐Port1”tosignifyport1inslot
2ofnode3inSantaClaraPOP1.
Configuration Status
ThisattributeindicatesthecurrentstatusoftheEVCmap.TheEVCmapcanbeadministra‐
tivelyenabled,butitcannotbeinafunctionalstateifitisnotfullyconfiguredorifthereisa
conflict.TableF‐6liststhepossiblevalues.
Table F-6. EVC Map Status Values
Possible Value Definition
Running ConditionsareokayandtheEVCmapprovisioningisapplied.
MissingConnectiontoEVC TheEVCmapisnotconnectedtoanEVCortheEVCdoesnot
exist.
EVCnotrunning TheconnectedEVCisnotinthe“Running”state.
InvalidUNI TheEVCmapisnotconnectedtoaUNI,theconnectedUNI
does
notexist,ortheEVCmapisnotavailableforEthernetservices.
Disabled TheEVCmapadministrativestateisdisabled.
DuplicateEVC‐map AnotherEVCmapexistshavingaconflictingingresscriteria.
RefertoRule2onpage F‐2.