Re: root 2691 switch--------------

No, you can create the SVI but it will be down/down
Cat3560-2(config-router)#int vlan 21
Cat3560-2(config-if)#ip address 1.1.1.1 255.255.255.0

02:35:14: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan21, changed
state to down

int vlan

Interface IP-Address OK? Method Status
 Protocol
Vlan21 1.1.1.1 YES manual down down

On Fri, Apr 15, 2011 at 10:36 AM, Rich Collins <nilsi2002_at_gmail.com> wrote:

> maybe I forgot or overlooked some simple concept but can you have an
> SVI (the interface really comes up) if the VLAN is not defined in the
> database?
>
> Rgds,
> Rich
>
> On Fri, Apr 15, 2011 at 4:38 AM, Edwin Campbell <cciewant2b_at_live.com>
> wrote:
> > Robert,
> >
> > Are your VLANs defined in the vlan database? If not and you just have
> SVIs, the "spanning-tree vlan 1-1005 priority 0" command will do nothing to
> dictate the placement of the root bridge on your 2691.
> >
> > HTH
> > Edwin
>
>
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