[nsp] (no subject)

[HyunSeog Ryu]

I believe some of Cisco switch only support 801.1q.
When I looked at 2950G Extended image version, Cisco said they don't support
ISL, and 802.1q is only protocol for trunking.
So I believe ISL will be eventually faded away.

Hyun

Darren Ward wrote:
> 
> As we found Cisco does not create unique SNMP ID's for 802.1q logical
> subinterfaces, they only do it for ISL.
> 
> When we logged a feature request we were not given an ETA for inclusion
> or even if it would ever be :o(
> 
> So for interfaces we have to monitor subinterfaces on we still use ISL
> which will prove to be more difficult in the future as Cisco drops ISL
> from more and more products to support the standard.
> 
> Don't forget you can mix ISL and dot1q on a switch environment. I use
> ISL as mentioned on router to switch internally and dot1q to clients for
> standards support.
> 
> Haven't hit any problems so far but of course we don't need things like
> VLAN in VLAN which require dot1q.
> 
> Darren
> 
> Francesco wrote:
> 
> >Does anyone on the list have experience with 802.1q on 75xx GEIP card? In
> >particular I'm interested if I can get traffic MIB per single VLAN.
> >Thanks in advance
> >Francesco
> >
> >
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> >
> >
> >
> >
> 
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-- 
* This does not represent Norlight Telecommunications, and
does only represent my humble opinion.

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Hyunseog Ryu                   mailto:r.hyunseog@ieee.org
Senior Network Engineer/Applications Engineering
Norlight Telecommunications, Inc.
Living in Earth, and dreaming in the moon world.
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