From: Alex De Gruiter (Alex.deGruiter@didata.com.au)
Date: Thu Mar 15 2007 - 01:05:49 ART
Can you print the output from "show ip route", and paste the relevant
configuration?
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
groupstudy email
Sent: Thursday, 15 March 2007 1:55 PM
To: ccielab@groupstudy.com
Subject: Re: Process Switching vs. Fast Switching on 3750
I didn't see my question make the list so I am putting it out again.
Thanks,
Danny
On 3/14/07, groupstudy email <groupstudy@gmail.com> wrote:
>
> Hello Group,
>
> I have a question perhaps someone in the group can help with. I have
a
> 3750 switch that I am doing some testing on and I am seeing some
unexpected
> behaviour.
>
> I have two VLANs; one for r1 and one for r2. On the other side of
these
> routers, live a network that can be accessed via both routers.
>
> ___________
> | |
> R1 R2
> | |
> -------- --------
> | |
> Switch1
>
> On the switch (which has a VLAN interface configured for each router
VLAN)
> I have configured two static routes; one pointing to r1 and the other
to r2
> (equal cost routes).
>
> My understanding is that by default, fast switching is enabled on the
> switch so load balancing is happening on a per-destination basis.
This is
> what all documentation I am encountering is saying. I would like the
switch
> to load balance on a per-packet basis so I have configured "no ip
> route-cache" under both VLAN interfaces. After this I would expect to
see
> the asterisk in the "show ip route x.x.x.x x.x.x.x" command on the
switch
> moving between the two different paths that are configured. It is not
> moving. I would also expect to see traffic arriving on both router
> interfaces from the switch. I only see one router receiving this
traffic.
>
> Am I missing something in my config or is my understanding of this
> functionality incorrect?
>
> Any help would be greatly appreciated.
>
> Thanks!
>
> S. Rick
This archive was generated by hypermail 2.1.4 : Sun Apr 01 2007 - 06:35:51 ART