Re: 3550 VLAN interface

From: phase90 (phase90@comcast.net)
Date: Wed Jun 02 2004 - 23:13:38 GMT-3


Yes, more specifically rsmautostate on the old route-switch-modules from the
[ very ] old Catalyst 5000s. The default setting was enabled, I believe,
which would keep the VLAN interface UP/DOWN
if all ports in the vlan were down.

Jerry
----- Original Message -----
From: "Justin Slocum" <jslocum@netspace1.com>
To: "Group Study (E-mail)" <ccielab@groupstudy.com>
Sent: Wednesday, June 02, 2004 8:58 PM
Subject: Fw: 3550 VLAN interface

> The feature you're talking about is called autostate.
> It tracks SVI up/down state based on the STP state of that VLAN. When STP
> goes to forwarding on at least one port/VLAN, the SVI comes up.
> You can change this behavior on the 6000/5000/4000 series w/ Hybrid OS,
but
> I can't find a way to disable autostate on the 3550.
>
> Anyone know a hidden command?
>
> See http://www.cisco.com/warp/public/473/188.html
>
>
> > ----- Original Message -----
> > From: "Richard Dumoulin" <richard.dumoulin@vanco.es>
> > To: "GAD" <gad@gad.net>
> > Cc: "MMoniz" <ccie2002@tampabay.rr.com>; "Stuart Reabow"
> > <stuartbr@hotmail.com>; <ccielab@groupstudy.com>
> > Sent: Wednesday, June 02, 2004 7:34 PM
> > Subject: RE: 3550 VLAN interface
> >
> >
> > > You have a trunk active, this is the reason why your SVI becomes up up
!
> > > If you wish, you could shut it down. You will see the int vlan going
> down,
> > >
> > > --Richard
> > >
> > >
> > > -----Original Message-----
> > > From: GAD [mailto:gad@gad.net]
> > > Sent: jueves, 03 de junio de 2004 2:28
> > > To: Richard Dumoulin
> > > Cc: MMoniz; Stuart Reabow; ccielab@groupstudy.com
> > > Subject: RE: 3550 VLAN interface
> > >
> > >
> > > On Thu, 3 Jun 2004, Richard Dumoulin wrote:
> > >
> > > > GAD, can you please type "show interface trunk" ?
> > >
> > > Sure!
> > >
> > > SW1#sho int trunk
> > >
> > > Port Mode Encapsulation Status Native vlan
> > > Po1 desirable n-isl trunking 1
> > >
> > > Port Vlans allowed on trunk
> > > Po1 1-4094
> > >
> > > Port Vlans allowed and active in management domain
> > > Po1 1,10,100
> > >
> > > Port Vlans in spanning tree forwarding state and not pruned
> > > Po1 1,10,100
> > >
> > >



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