Re: vrrpv3 with global IPv6

"John Cruz (johcruz)" <[email protected]> Fri, 30 Jul 2010 16:00:05 -0700
Newsgroups gmane.ietf.vrrp
Message-ID <9D0602B62D632D499E0A26CBCDA74A7D0841D6C5@xmb-sjc-22a.amer.cisco.com>
Hi,

> >
> > The current standards supports virtual addresses that have
> > global scope.
> 
> Can you point to a specific phrase in the RFC where it says so?
> I could not find any mention of the word global in the RFC
> nor any RFC2119 words relating to scopes of addresses.


[John] The statement that the first virtual address must be
a link-local addresses implies that the other address can
have global scope. As you mention, global scope is not
explicitly mentioned.

John


> 
> Regards,
> Seiichi
> 
> >
> > Regards
> > John
> >
> >> -----Original Message-----
> >> From: [email protected] [mailto:[email protected]] On
Behalf
> > Of
> >> Seiichi Kawamura
> >> Sent: Friday, July 30, 2010 5:42 AM
> >> To: [email protected]
> >> Cc: [email protected]; [email protected]; [email protected]
> >> Subject: [VRRP] vrrpv3 with global IPv6
> >>
> > I've been discussing this with a few people this week
> > and thought that it was worth asking this list.
> >
> > rfc5798 says in section 5.2.9
> >
> >    For IPv6, the first address must be the IPv6 link-local address
> >    associated with the virtual router.
> >
> > It implies that a global address can be associated
> > with the virtual router, but some routers
> > implement link-local capability only becuase only the
> > link-local address is mentioned here.
> >
> > The problem is, operators need global scope addresses with
> > virtual routers and we have to ask each vendor to
> > implement it if they have not already done so. The main
> > reason we need this is becausewe need to monitor the address
> > from a remote network as we do with IPv4.
> >
> > I just joined this list, but can someone
> > tell me what was the thinking was  behind not
> > mentioning global addresses in this RFC?
> >
> > Thank you
> >
> > Regards,
> > Seiichi
> >
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