[c-nsp] HSRP Groups on ASR1k

[Gert Doering]

Hi,

On Tue, Sep 28, 2010 at 01:31:29PM -0400, Benjamin Lovell wrote:
> > Isn't the HSRP MAC the same for a given group number, regardless of which sub-int?
> > 
> > We run all our interfaces (not ASR1k though) in "standby group 0"
>
> BL> It varies by platform. The 3K series switches for example also use 
> BL> the VLAN ID and will give you 256(i think) unique MACs even if using 
> BL> the same group ID. 

This surprises me a bit - because that implies that using a HSRP group
between a 3K and "something not 3K" will create inconsistent MAC addresses
between HSRP peers (and I'm not sure whether HSRP can "fix" this or
will just fail then).

gert
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Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de
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