Re: Basic Switching Question

Also bear in mind that "double tagging" may refer to ISL.

Kambiz Agahian

CCIE Instructor/Consultant
M.Eng Telecom, CCIE# 25341, CCSI# 33326, MCSE, MCSA

On Tue, Aug 17, 2010 at 4:59 PM, Adrian Brayton <abrayton_at_gmail.com> wrote:

> I know you wrote the task below but anywhere did you see a mention of ISL?
>
> Just curious because I have seen questions similar where they wont really
> tell you the type of trunk encapsulation but will say to tag the traffic...
>
> Dot1q = Tag
>
> ISL = Encapsulates
>
>
>
>
> On Aug 17, 2010, at 7:26 PM, Joseph L. Brunner wrote:
>
> > Vlan 1 is the default native vlan;
> >
> > Why wouldn't 19,20 be tagged then even without the "tag native" command?
> >
> >
> > -----Original Message-----
> > From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
> Asif Vanoo
> > Sent: Tuesday, August 17, 2010 7:04 PM
> > To: Cisco certificationh
> > Subject: Basic Switching Question
> >
> > Hi GS,
> >
> > Got a basic switching Question. Sometimes is confuses with wordings.
> >
> > _Configure as mentioned_
> >
> > * Sw1 and Sw4 as 802.1q trunk using interface fa 0/23, fa 0/24
> > * Disable DTP
> > * allow vlan 19,20 on trunk
> > * send traffic on these interface as tagged format
> >
> >
> > Sw1 & Sw4
> > int ra fa 0/23-24
> > switchport trunk encap dot1q
> > switchport mode trunk
> > switchport trunk allow vlan 19,20
> > switchport non
> >
> > Can someone explain me_ "Send traffic on these interfaces as tagged
> format"_
> >
> > vlan dot1q tag native => Is there any other command doing the same
> function
> >
> > Thanks
> > Asif
> >
> >
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Received on Wed Aug 18 2010 - 02:27:35 ART