From: Chuck Church (cchurch@optonline.net)
Date: Fri Jan 03 2003 - 19:15:58 GMT-3
I think that would work. Check out:
http://www.cisco.com/en/US/tech/tk389/tk689/technologies_tech_note09186a0080
0ae96a.shtml
For another way to do it. They recommend modifying the priority there.
Chuck Church
CCIE #8776, MCNE, MCSE
----- Original Message -----
From: "Pratt, Jeremy" <JPratt@coh.org>
To: "'Chuck Church'" <ccie8776@rochester.rr.com>; "Shadi"
<ccie@investorsgrp.com>; <ccielab@groupstudy.com>
Sent: Friday, January 03, 2003 3:23 PM
Subject: RE: Bandwidth Aggregration?
> Chuck,
>
> What do you think about using the spantee root to affect traffic flow over
> the uplinks, assuming that these vlan's only exist within these three
> switches.
>
> -----Original Message-----
> From: Chuck Church [mailto:ccie8776@rochester.rr.com]
> Sent: Friday, January 03, 2003 10:13 AM
> To: Shadi; ccielab@groupstudy.com
> Subject: Re: Bandwidth Aggregration?
>
>
> Shadi,
>
> If you've got more than 1 vlan on the 2950, you can modify the
spanning
> tree port costs on the trunks so vlan x is forwarding on trunk 1, but vlan
y
> is forwarding on trunk 2. If it's all 1 VLAN on the 2950, I suppose you
> could split the switch into 2 vlans, with a non-trunk from each connecting
> to a 6509, same vlan on the 6509 side. Interswitch traffic between VLANs
> would need to pass over the 6509s then. I wouldn't recommend it, but it's
> an option.
>
> Chuck Church
> CCIE #8776, MCNE, MCSE
>
>
> ----- Original Message -----
> From: "Shadi" <ccie@investorsgrp.com>
> To: <ccielab@groupstudy.com>
> Sent: Friday, January 03, 2003 11:34 AM
> Subject: Bandwidth Aggregration?
>
>
> > Guys,
> >
> >
> > I would like to ask about a design related issue,
> >
> > I have a 2950G-48 switch with two Gigabit fiber uplinks connected to two
> > different 6509 switches, each uplink is connected to each 6509 switch
and
> > both switches 6509 are connected through Etherchannel 10Gbit. They are
> > forming a triangle.
> >
> > I would like to aggregate the bandwidth between the two 2950G-48 Uplinks
> up
> > to 2 Gbps. So the switch 2950G-48, is connected to both switches with
> 2Gbit.
> >
> >
> > How can I do that? Can Cisco Etherchannel support termination to one
> chassis
> > from aside (2950G) and to two different chassis's from another side (2x
> > 6509).
> >
> > Any Ideas?
> >
> >
> > Shadi
> > .
> .
>
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