D-Link DWS-4026 [315/741] Vlan routing configuration

VLANRouting

D-Link UnifiedWiredandWirelessAccessSystem

November2011 Page315

D‐LinkUWSUserManual

VLANRouting

YoucanconfiguretheD‐LinkDWS‐4000SeriesswitchwithsomeportssupportingVLANsandsomesupporting

routing.YoucanalsoconfigurethesoftwaretoallowtrafficonaVLANtobetreate dasiftheVLANwerearouter

port.

Whenaportisenabledforbridging(default)ratherthanro

uting,allnormalbridgeprocessingisperformedfor

aninboundpacket,whichisthenassociatedwithaVLAN.ItsMACDestinationAddress(MACDA)andVLANID

areusedtosearchtheMACaddresstable.IfroutingisenabledfortheVLAN,andtheMACDAofaninbound

unicastpac

ketisthatoftheinternalbridge‐routerinterface,thepacketisrouted.Aninboundmulticastpacket

isforwardedtoallportsintheVLAN,plustheinternalbridge‐routerinterface,ifitwasreceivedonarouted

VLAN.

SinceaportcanbeconfiguredtobelongtomorethanoneVLA

N,VLANroutingmightbeenabledforallofthe

VLANsontheport,orforasubset.VLANRoutingcanbeusedtoallowmorethanonephysicalporttoreside

onthesamesubnet.ItcouldalsobeusedwhenaVLANspansmultiplephysicalnetworks,orwhenadditional

gmentationorsecurityisrequired.ThissectionshowshowtoconfigureD‐LinkDWS‐4000SeriesUnified

SwitchsoftwaretosupportVLANrouting.AportcanbeeitheraVLANportorarouterport,butnotboth.

However,aVLANportmaybepartofaVLAN thatisit

selfarouterport.

VLANRoutingConfiguration

UsetheVLANRoutingConfigurationpagetoconfigureVLANRoutinginterfacesonthesystem.

Todisplaythepage,clickLAN>L3Features>Router>VLANRoutingConfigurationinthenavigationtree.

Figure208showsthepagewhennoVLANroutinginterfacesexist.

Figure208:VLANRoutingConfiguration