Enterasys Networks DFE-Gold Series Manual

A SERVICE OF

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Assigning Port VLAN IDs (PVIDs) and Ingress Filtering set port ingress filter

7-14 802.1Q VLAN Configuration

Example

ThisexampleshowshowtodisplaytheportingressfilterstatusforFastEthernetports10through

15inmodule1.Inthiscase,theportsaredisabledforingressfiltering:

Matrix(rw)->show port ingress-filter fe.1.10-15

Port State

-------- ---------

fe.1.10 disabled

fe.1.11 disabled

fe.1.12 disabled

fe.1.13 disabled

fe.1.14 disabled

fe.1.15 disabled

set port ingress filter

UsethiscommandtodiscardallframesreceivedwithaVLANIDthatdon’tmatchtheport’s

VLANegresslist.

Syntax

set port ingress-filter port-string{disable|enable}

Parameters

Defaults

None.

Mode

Switchcommand,Read‐Write.

Usage

Wheningressfilteringisenabledonaport,theVLANIDsofincomingframesarecomparedtothe

port’segresslist.IfthereceivedVLANIDdoesnotmatchaVLANIDontheport’segresslist,then

theframeisdropped.

IngressfilteringisimplementedaccordingtotheIEEE802.1Q

standard.

Example

ThisexampleshowshowtoenableportingressfilteringonFastEthernetport3inmodule1:

Matrix(rw)->set port ingress-filter fe.1.3 enable

port‐string Specifiestheport(s)onwhichtoenableofdisableingressfiltering.Fora

detaileddescriptionofpossibleport‐stringvalues,referto“PortString

SyntaxUsedintheCLI”onpage 4‐2.

disable|enable Disablesorenablesingressfiltering.