[dns-operations] lot's of .local traffic

[Mathieu Goessens]

On 25/07/2011 11:43, William F. Maton Sotomayor wrote:
> 05:18:36.525990 IP 10.255.255.145.5353 > 224.0.0.251.5353: 0*- [0q]
> 4/0/3 (Cache flush) PTR champagne.local., (Cache flush) PTR
> champagne.local., (Cache flush) AAAA fe80::da9e:3fff:fec2:ccc8, (Cache
> flush) A 10.255.255.145 (250)
> 05:18:36.527240 IP6 fe80::da9e:3fff:fec2:ccc8.5353 > ff02::fb.5353: 0*-
> [0q] 4/0/3 (Cache flush) PTR champagne.local., (Cache flush) PTR
> champagne.local., (Cache flush) AAAA fe80::da9e:3fff:fec2:ccc8, (Cache
> flush) A 10.255.255.145 (250)
> 

> Is a lot of this traffic running up to the roots by any chance?

It is multicast DNS (see
http://tools.ietf.org/html/draft-cheshire-dnsext-multicastdns-14).  So
not chance at all. This traffic will remains local.

Regards,

-- 
Mathieu Goessens
IT consultant.

gebura at poolp.org
+ 33 6 07 91 54 87
http://gebura.eu.org