The way to find out if the limitations are hardware or software is to pop
a box open, look at the chipsets used and point your www-surfboard
to the manufacturer´s site.
This information was crucial in for example convincing Cisco to support
10 megabit full duplex on 10 meg only ports.
Pete
----- Original Message -----
From: "George Robbins" <grr@shandakor.tharsis.com>
To: <cisco-nsp@puck.nether.net>; <rts@rdr.net>
Sent: Wednesday, November 22, 2000 6:02 PM
Subject: RE: [nsp] Doing VLANS with HP switch & Cisco Router
> As a rule Cisco only supports vlan on Fast-Ethernet controllers.
> There may be some reason for this, like inadequate hardware
> support on the vanilla 10mb/s interface. As a secondary issue,
> there may be some platforms that do support Fast-Ethernet interfaces
> but don't support dotq or isl.
>
> As usual, this may differ from release to release, train to train,
> only Cisco knows. 8-)
>
> George
>
> > From cisco-nsp-request@puck.nether.net Wed Nov 22 10:51:05 2000
> > Resent-Date: Wed, 22 Nov 2000 10:43:13 -0500
> > Received-Date: Wed, 22 Nov 2000 10:40:00 -0500
> > X-Sender: rts@pop3.rdr.net
> > Date: Wed, 22 Nov 2000 09:38:20 -0600
> > To: cisco-nsp@puck.nether.net
> > From: RTS <rts@rdr.net>
> > Subject: RE: [nsp] Doing VLANS with HP switch & Cisco Router
> > In-Reply-To: <8E9322ACF085D311918E00805FE6CEE7045A4648@metexch3.ixc-comm
> > .com>
> > Resent-From: cisco-nsp@puck.nether.net
> > X-Mailing-List: <cisco-nsp@puck.nether.net> archive/latest/4342
> > X-Loop: cisco-nsp@puck.nether.net
> > Precedence: list
> > Resent-Sender: cisco-nsp-request@puck.nether.net
> >
> >
> >
> > Now I am confused on a 26xx router you can do vlans with IOS 12.1 and
> > above, correct??
> >
> > If this is so can they be done on a standard ethernet port or does it
have
> > to be a fastethernet port??
> >
> > Randy
> >
> > At 09:13 AM 11/22/00 -0600, you wrote:
> > >The 2621 is a fast-ethernet router... According to the feature matrix,
> > >802.1q is mainlined in IOS 12.1... it is also present in the 12.0(T)
> > >releases.
> > >
> > >Scott
> > >
> > >
> > >-----Original Message-----
> > >From: RTS [mailto:rts@rdr.net]
> > >Sent: Tuesday, November 21, 2000 7:51 PM
> > >To: Eric J. Merkel; cisco-nsp@puck.nether.net
> > >Subject: Re: [nsp] Doing VLANS with HP switch & Cisco Router
> > >
> > >
> > >I am basically doing the same thing. You need a FastEthernet port
before
> > >you can do the v-lans on the sub-interface.
> > >
> > >I have a 2610 with the standard ethernet port and this is what I ran
into.
> > >
> > >Randy
> > >
> > >At 06:17 PM 11/21/00 -0500, Eric J. Merkel wrote:
> > >
> > > >I've got an HP procurve switch which is tied into a cisco 2621
router. Up
> > > >until now I have not had a need to do any VLANS on this switch but I
do
> > > >now. My understanding is that I need to use 802.1q and have the
routers
> > > >ethernet port on a switch port which does trunking for all the vlans.
> > > >
> > > >I've done this but for some reason when I create an ethernet
sub-interface
> > > >it does not allow me to set an encapsulation type. Is there
particular
> > > >version of the IOS that I need to do 802.1q encapsulation? Also, when
> > > >doing sub-interfaces, should I have the main ethernet interface with
no ip
> > > >on it and have all vlan ip's on sub-interfaces kinda like frame
relay?
> > > >
> > > >Sorry I am kinda a newbie to vlans. Any tips or pointers would be
much
> > > >appreciated!
> > > >
> > > >
> > > >
> > > >Eric Merkel / MetaLink Technologies, Inc
> > > >~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*
> > > >Email: merkel@metalink.net
> > > >Phone: 419-782-3472 or 888-999-8002
> > > >~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*~*
> >
> >
>
>
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:12:22 EDT