RE: Native Vlan

From: Jared Scrivener (jscrivener@ipexpert.com)
Date: Sun Feb 22 2009 - 12:45:37 ARST


Hey Khurrum,

The other switch (that isn't tagging the native VLAN) will just remove the
tag and forward the traffic to any ports in that VLAN (VLAN 1 in your
example).

Cheers,

Jared Scrivener CCIE3 #16983 (R&S, Security, SP), CISSP
Technical Instructor - IPexpert, Inc.
Telephone: +1.810.326.1444
Fax: +1.810.454.0130
Mailto: jscrivener@ipexpert.com

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
khurram noor
Sent: Sunday, 22 February 2009 6:27 AM
To: Cisco certification
Subject: Native Vlan

Hello everyone.
I have a question ! I went across a scenerio which i wasnt able to fully
understand. in this scenerio i was asked to form 802.1q trunking among 4
switches, which by default has native vlan 1 as untagged. there was a
requirement that one of the switch should tag the native vlan 1 and others
should not. i did this and it was working. what i want to ask is if i
perform tagging on native vlan, is this not going to matter for switches
that are having untagged native vlan? what will happen in the background
when a switch recieves a tagged native vlan frames, which is not tagging
native vlan.

Any ideas?

-- 
Khurram Noor
CCIP, CCNA

Blogs and organic groups at http://www.ccie.net



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