Chapter5ServiceConguration
PSEpowerthreshold:10watt
PSEcurrentpower:207.1watt
PSEaverage-power:207.1watt
PSEpeak-power:207.2watt
PSEcritical-power:0watt
Fromtheresults,wecanseethattheDUTdeviceprovidesapowersupplyforthePD
stably.
5.4PortMirroring
PortMirroringOverview
Portmirroringisusedtomirrordatapacketsoftheswitchport(ingressmirroringport)toan
ingressdestinationport(ingressmonitoringport),ormirrorthedatapacketsoftheswitch
port(egressmirroringport)toanegressdestinationport(egressmonitoringport).
Byusingmirroring,datapacketsowinginoroutofacertainportcanbemonitored.Port
mirroringprovidesaneffectivetoolforthemaintenanceandmonitoringoftheswitch.
TheZXR102900EswitchprovidestheRemoteSwitchedPortAnalyzer(RSPAN)function,
thatis,whenthepacketissentfromthedestinationport,thespeciedtagsuchaspriority
orVIDcanbeadded,whichprovidessupportforremotemirroring.
Note:
Bydefault,switchesdonothavemirroringportsormonitoringports.Thecorrectdata
packetsreceivedbytheingressmirroringportaremirroredontothemonitoringports,but
datapacketsdirectlydiscardedontheingressport(forexample,becauseofCRCerrors)
arenotmirrored.
ConguringPortMirroring
Theportmirroringcongurationincludesthefollowingcommands:
CommandFunction
zte(cfg)#setmirrorsession<1-3>addsource-port
<portlist>{ingress|egress}
Addsanegressoringress
mirroringsourceportaccordingto
thesession.
zte(cfg)#setmirrorsession<1-3>adddest-port<1-28>{ingress
|egress|rspan}
Addsanegressoringress
mirroringdestinationport
accordingtothesession.
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SJ-20130731155059-002|2013-11-27(R1.0)ZTEProprietaryandCondential