[nsp] HSRP 6500/SUP2

[Robert A. Hayden]

HSRP would be needed to terminate a LAN connection, or the PCs will never
find their gateway if the primary goes down.  For a backbone-facing link,
yea, use OSPF to get the packet there.  If I mis-understood the original
question, I apologize.

On Mon, 22 Sep 2003, Wilson, Dan wrote:

> IMHO, HSRP is a waste of time in this application.
>
> I'm in a similar situation, and am using OSPF to "load balance" and
> Provide "redundancy".
>
> Always up on both connections, router table converges to take care of L3
> connectivity, no wasted bandwidth on hellos.
>
> Anybody see potential issues with this?
>
>
>
>
> -----Original Message-----
> From: Robert A. Hayden [mailto:rhayden at geek.net]
> Sent: Monday, September 22, 2003 5:22 PM
> To: Charles Von Dartmooth
> Cc: cisco-nsp at puck.nether.net
> Subject: Re: [nsp] HSRP 6500/SUP2
>
> HSRP handles the Layer 3 failover just fine.  Use per-VLAN rapid spanning
> tree to handle the Layer 2 cutover.  Set up the VLAN on an interlink port
> between the boxes as well.  Set the spanning tree priority for your
> primary switch to 0 and on your backup as 4096.
>
> I'm doing this for our campus network using 6513s and 6506s in Hybrid
> Mode and it works pretty good.
>
> - Robert
>
> On Mon, 22 Sep 2003, Charles Von Dartmooth wrote:
>
> > Greetings,
> >
> >  I am interested in setting up HSRP with 2 6500
> > SUP2-MSFC2 which provider L3 connectivity for a lan
> > enviornment to the rest of the network. There are a
> > few hundered VLANs setup. Given the 16 group
> > limitation on the SUP2, what is the best way to set it
> > up so that redudancy can be provided to each
> > individual VLAN without effecting the rest of them?
> > (IE I wish to shutdown 1 vlan on 1 switch, without the
> > other taking over for all the rest.) How are the VLANs
> > tied toghter if I use 1 group for all?
> >
> > TIA, Charles
> >
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