ic
- Original Message -
From: "Priscilla Oppenheimer"
To:
Sent: Wednesday, March 19, 2003 1:37 AM
Subject: Re: Gratuitous ARP and HSRP [7:65633]
> ericbrouwers wrote:
> >
> > It is indeed related to the command "use-bia". Here's a section
> >
ericbrouwers wrote:
>
>
snip
> I've
> seen instances in the field that ARP caches contained the real
> MAC instead of
> the virtual MAC address when using HSRP.
One more comment on seeing the router's real MAC address.
It might interest you to know that, at least on my routers, the ARP reply
So, it did munge the picture, at least in the Web posting. Please know that
R2 and PC2 are connected to Sw2.
The Web posting software changes multiple spaces to one. But I have noticed
that if you use the Quote button, the "picture" that it puts in the box has
the spaces. So you can do that to see
ericbrouwers wrote:
>
> It is indeed related to the command "use-bia". Here's a section
> from the doc
An HSRP router using Gratuitous ARP isn't just related to switches that have
to use a BIA. Unfortunately, most descriptions of HSRP, including ones I
have written myself, assume two routers on a
Eric,
The gratuitous ARP is just to let the switch or bridge know that the port
that the virtual MAC is attached to has changed.
If an existing router is converted to HSRP, then the end stations will
continue to track the real MAC address, not the virtual one. You have to
reboot the end stations
ter.
- Prior to Cisco IOS release 12.0(3.4)T, only one HSRP group is allowed if
usebbia is configured.
Thanks guys,
Eric
- Original Message -
From: "garrett allen"
To:
Sent: Tuesday, March 18, 2003 6:06 PM
Subject: Re: Gratuitous ARP and HSRP [7:65633]
> eric,
>
>
eric,
i can only comment in a limited way and only based on what i have
read. the lower end cisco products (like the 2500's i've been
deploying in remote offices) can only associate one virtual mac address
to an interface and so can only belong to a single hsrp group. if you
have a need to s
On CCO check out under IP Routing Protocols the doc "Hot Standby Router
Protocol Features and Functionality"
www.cisco.com/en/US/tech/tk648/tk365/technologies_tech_note09186a0080094a91.
shtml
> -Original Message-
> From: ericbrouwers [mailto:[EMAIL PROTECTED]
> Sent: Tuesday, March 18, 200
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