US patent 5473599
owen at delong.com
Wed May 7 22:09:55 UTC 2014
> CARP uses a VRRP version number that has not been defined by VRRP,
> hence there is no conflict there, either. The link from the quote
> above has a quote from Henning.
Which means that in addition to squatting on the VRRP port, they are also squatting on a version number that I'm betting the IETF did not grant to them for that purpose and may use for another purpose at a later date.
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