IPv4 ANYCAST setup
Paul Ryland
paul at transversal.com
Fri Mar 26 13:52:29 UTC 2010
> > > has someone experience in anycast ipv4 networks (to support DNS)?
> >
> > "Never been done" "Dangerous" "TCP does not work" etc etc etc.
>
> - Yes but as for DNS, anycast is essentially used for user requests (UDP)
> not to perform zone transfer(TCP).
How-to with working configurations for Linux+Quagga:
<www.linuxsa.org.au/meetings/2006-07/anycast-dns.odt>
Further information is found in RFC3258:
<http://tools.ietf.org/html/rfc3258>
Remember to disable PMTU discovery on your DNS servers if you are using this.
Paul
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