personally it sounds like duplex problems possibly. I have seen major
duplex auto-negotiating problems in 36x0 IOS code. So i would force
speed/duplex on the fe ports and the switch ports and see how that
goes......
brian
On Fri, 13 Oct 2000 [EMAIL PROTECTED] wrote:
> I have two 3662 routers with four fast ethernet interfaces on each. Each
> of the 3662s are running HSRP on three of their interfaces. The three
> interfaces are connected to three Cat 3512 switches, such that one
> interface from each router connects to each switch.
>
> Here's my problem. For some reason, HSRP will not work when connected to
> the switches. The symptoms are:
>
> 1. When I do a "show standby", the local router only sees the remote
> router intermittently. This causes the remote side to be listed as
> unknown
> 2. When I disconnect the router interfaces connected to a switch and
> replace them with a crossover cable directly connected to each router,
> everything works fine
> 3. When I do a "debug standby", I only see the remote router's HELLO
> packets sporadically
> 4. On each switch, only one of the router interfaces comes up. The other
> constantly comes up and goes back down. If I remove standby, both
> interfaces come up fine.
> 5. Using a sniffer on the switch, I see the active router broadcasting
> HSRP hello messages every 3 seconds. The standby router (with it's
> interface constantly going up and down) sends packet in short bursts every
> once in awhile.
>
> I did a "clear arp-cache" on the routers and the switches, but that didn't
> seem to help.
>
> Does anyone know what the problem could be?
>
>
> Rob
-----------------------------------------------
Brian Feeny, CCNP, CCDP [EMAIL PROTECTED]
Network Administrator
ShreveNet Inc. (ASN 11881)
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