RE: Cat 5000 VLANS

From: RSiddappa@xxxxxxxxxx
Date: Mon Mar 11 2002 - 13:00:02 GMT-3


   
My simple answer would be to makse sure u have InterVlan routing enabled.

R.

-----Original Message-----
From: Curtis Phillips [mailto:cphillips@blazenet.net]
Sent: Monday, March 11, 2002 7:10 AM
To: Carl Phelan; ccielab@groupstudy.com
Subject: Re: Cat 5000 VLANS

Carl,

If the Sc0 interface is placed in a vlan then it's ip interface is
participating in the subnet for that vlan like any other host. So routers
external to the Catalyst that share the VLAN/subnet must participate in
advertising the shared subnet to other routers in the topology in order for
them to reach the Sc0 management interface.

----- Original Message -----
From: "Carl Phelan" <carlphelan@hotmail.com>
To: <ccielab@groupstudy.com>
Sent: Monday, March 11, 2002 6:06 AM
Subject: Cat 5000 VLANS

> Hi All,
>
> Probably a very basic question - excuse my ignorance! When you place
> sc0 in a VLAN on a Cat 5000 which is attached to one router e.g.
>
> Cat 5k.
> Set int sc0 20 ip add 160.1.1.20 255.255.255.0
> Set ip route 0.0.0.0 160.1.1.1
>
> R1.
> Int e0
> Ip add 160.1.1.1 255.255.255.0
> No sh
>
> If R1 cannot see other routers' Ethernet addresses - how can the Cat5
> when for example you are asked to ensure connectivity to all routers
> from the Cat5? The VLANs exist on the cat5 say VLAN 10 = port 2/3 and
> is 170.1.1.1.1 on e0 on R1 and so on but they cannot see the switch.
> Must ip routing be configured in the network first when R1 can then see
> all other addresses before the switch has full connectivity to all other
> routers?
>
> Many thanks



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