[quagga-users 14435] Re: Redundant Service IP on loopback

sthaug at nethelp.no sthaug at nethelp.no
Tue Sep 27 11:50:30 BST 2016


> >> My main goal here is services such as DNS and LDAP were the service is 
> >> primarily used by other hosts/servers on the same subnet.  I'm not sure 
> >> if the original scheme (above) assumed that there was a router involved, 
> >> but in this case there is no router.
> >> 
> >> Any guidance would be sincerely appreciated.
> > 
> > This is standard anycast, used on *lots* of DNS servers on the Internet
> > today. See for instance
> > 
> >       https://www.nanog.org/meetings/nanog29/presentations/miller.pdf
> > 
> > Easy to configure, works great. No magic.
> 
> Also, not a good solution, if I'm reading the OP right. This seems like exactly the situation VRRP (HSRP) was invented for.

Agreed, IP anycast is probably the wrong tool here.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no



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