User manual

Table Of Contents
Chapter11
EthernetOAM
Configuration
TableofContents
802.3ahOverview.............................................................89
Conguring802.3ah..........................................................91
CFMConguration.............................................................94
802.3ahOverview
IEEE802.3ahismanagementof"link"level.Itmonitorsandfault
processPointtoPointethernetlink.Sometimes"Detectionofthe
lastmile"meansthat.LinklayerOAMismainlyusedinPointto
Pointdirect-connectlinkdetection.
Overview
Figure24viewsthelocationofOAMinISO/IECOSIreferencemod-
ule.LLC(logicallinkcontrol)orotherMACclientlayerareabove
OAM,MAClayeroroptionalMACcontrolsub-layerarebelowOAM.
OAMlayerisoptional.OAMfunctionmainlyincludesthefollowing
threefunctions:
FIGURE24OAMSUB-LAYERINISO/IECOSIREFERENCEMODULE
RELATIONSHIP
Remotediscovery
CondentialandProprietaryInformationofZTECORPORATION89