[c-nsp] Switches, Loopbacks and VLAN interfaces...

Shakeel Ahmad shakeelahmad at gmail.com
Tue Oct 31 15:23:12 EST 2006


i believe you can use Loopback addresses in L3 switches only - and 2950 is a
L2 switch. If someone can correct me if wrong ?

SA


On 10/31/06, Mark Tohill <Mark at u.tv> wrote:
>
> Hi,
>
> I am configuring a series of access switches (from 19/2900XL to
> 2950/70's, all running IOS) to live within one management subnet which
> will terminate on aggregate 6500's as L3 SVI (via 802.1q trunking). Not
> all of these switches give me the ability to configure /32 Loopback
> interfaces, only VLAN interfaces which don't like /32 masks.
>
> Is there any way around this or do I have to provide a mask for the
> contiguous /32 loopback block?
>
> Thanks,
> Mark
>
>
>
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