Hi This is not currently possible. DNS queries use UDP as the transport in the vast majority of cases. TCP is rarely used. HAproxy does not do UDP load balancing. This was discussed on the list a while ago.
See here for more info: http://en.wikipedia.org/wiki/Domain_Name_System#Protocol_details http://www.formilux.org/archives/haproxy/1006/3525.html Regards, Graeme. On 28 September 2010 10:51, Hamnedalen, Mikael <mikael.hamneda...@logica.com > wrote: > Hi. > > > > Anyone used HAProxy to load balance DNS requests ? > > > > I tried > > > > # DNS > > frontend dns_front > > bind 10.216.208.20:53 > > default_backend dns_serv > > backend dns_serv > > server dns1 192.176.113.155:53 check > > server dns2 192.176.113.156:53 check > > # DNS END > > > > But it didn’t work. Any ideas, or any hints for any other product ? > > > > > > * * > > *Regards* > > *Mikael Hamnedalen* > > > > > > Please help Logica to respect the environment by not printing this email / > Pour contribuer comme Logica au respect de l'environnement, merci de ne pas > imprimer ce mail / Bitte drucken Sie diese Nachricht nicht aus und helfen > Sie so Logica dabei, die Umwelt zu schützen. / Por favor ajude a Logica a > respeitar o ambiente não imprimindo este correio electrónico. This e-mail > and any attachment is for authorised use by the intended recipient(s) only. > It may contain proprietary material, confidential information and/or be > subject to legal privilege. It should not be copied, disclosed to, retained > or used by, any other party. If you are not an intended recipient then > please promptly delete this e-mail and any attachment and all copies and > inform the sender. Thank you. >
