Specifications

Configuring the VLAN Egress List
7-14 802.1Q VLAN Configuration
Configuring the VLAN Egress List
Purpose
ToassignorremoveportsontheegresslistofaparticularVLAN.Thisdetermineswhichportson
theswitchwillbeeligibletotransmitframesforaparticularVLAN.Forexample,ports1,5,7,8
couldbeallowedtotransmitframesbelongingtoVLAN20andports7,8,9,
10couldbeallowedto
transmitframestaggedwithVLAN30(aportcanbelongtomultipleVLANEgresslists).Note
thatthePortEgresslistforports7and8wouldcontainbothVLAN20and30.
Theportegresstypeforallportscanbesettotagged,forbidden,
oruntagged.Ingeneral,VLANs
havenoegress(exceptforVLAN1)untiltheyareconfiguredbystaticadministration,orthrough
dynamicmechanismssuchasGVRP.
SettingaporttoforbiddenpreventsitfromparticipatinginthespecifiedVLANandensuresthat
anydynamicrequests(eitherthroughGVRPordynamic
egress)fortheporttojoin theVLANwill
beignored.Settingaporttountaggedallowsittotransmitframeswithoutatagheader.This
settingisusuallyusedtoconfigureaportconnectedtoanenduserdevice.Framessentbetween
VLANawareswitchesaretypicallytagged.
Thedefault
VLANdefaultsitsegresstountaggedforallports.
Commands
ThecommandsusedtoconfigureVLANegressanddynamicVLANegressarelistedbelow.
For information about... Refer to page...
show port egress 7-15
set vlan forbidden 7-15
set vlan egress 7-16
clear vlan egress 7-17
show vlan dynamicegress 7-18
set vlan dynamicegress 7-19