I never rely on auto negotiation period. I always set it to half or full,
depending on what I want.
Brian W.
On Fri, 13 Oct 2000, Brian wrote:
>
> 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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