D-Link DWS-4026 [289/741] Ip configuration

ConfiguringGlobalandInterfaceIPSettings

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

November2011 Page289

D‐LinkUWSUserManual

ConfiguringGlobalandInterfaceIPSettings

WhennetworkdevicesareindifferentIPsubnets,packetstravelingbetweenthesubnetsmustberoutedbya

networkdevice.Bydefault,theD‐LinkDWS‐4000Seriesswitchfunctionsasalayer2switch.Thepagesunder

theIPfolderallowyoutoenableroutingandconfigureportorVLANIPa

ddressessothattheD‐LinkDWS‐4000

Seriesswitchalsoperformslayer3routingandcanrouteIPpacketsbetweendevicesindifferentsubnets.

IPConfiguration

UsetheIPConfigurationpagetoconfigureroutingparametersfortheswitchasopposedtoaninterface.

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

Figure188:IPConfiguration

Table170:IPConfigurationFields

Field Description

DefaultTimetoLive ThedefaultvalueinsertedintotheTime‐To‐LivefieldoftheIPheaderof

datagramsoriginatedbytheswitch,ifaTTLvalueisnotsuppliedbythe

transportlayerprotocol.

RoutingMode SelectEnableorDisablefromthedropdownmenu.Youmustenablerouting

forthesw

itchbeforeyoucanroutethroughanyoftheinterfaces.Routingis

alsoenabledordisabledperVLANinterface.ThedefaultvalueisDisable.

ICMPEchoReplies SelectEnableorDisablefromthedropdownmenu.IfyouselectEnable,then

onlytheroutercansendECHOreplies.Bydefault,ICMPEchoR

epliesaresent

forechorequests.

ICMPRedirects Ifthisisenabledgloballyandontheinterfacelevel,thenonlytheroutercan

sendICMPredirects.