Re: Slaving from DNS masters behind LVS

2013-02-13 Thread WBrown
Nick wrote on 02/12/2013 10:00:27 PM: We have a pair of DNS servers running BIND behind a direct routing LVS director pair running keepalived. Let's call these two DNS servers A and B, and the VIP V. Several years ago I was lucky enough to take the ISC class on bind. One of my questions

Re: Slaving from DNS masters behind LVS

2013-02-13 Thread Nick Urbanik
Dear WBrown, Thank you for your helpful reply. On 13/02/13 08:11 -0500, wbr...@e1b.org wrote: Nick wrote on 02/12/2013 10:00:27 PM: We have a pair of DNS servers running BIND behind a direct routing LVS director pair running keepalived. Let's call these two DNS servers A and B, and the VIP

Re: Slaving from DNS masters behind LVS

2013-02-13 Thread Phil Mayers
On 13/02/13 14:30, Nick Urbanik wrote: I think that it is not necessarily always true that you should avoid a load balancer. Every day, our DNS caches are answering about 140,000 queries per second. I think that it is rather hard to configure resolvers to query only three machines yet still

Re: Slaving from DNS masters behind LVS

2013-02-13 Thread Tony Finch
Nick Urbanik nick.urba...@optusnet.com.au wrote: I think that it is not necessarily always true that you should avoid a load balancer. Every day, our DNS caches are answering about 140,000 queries per second. I think that it is rather hard to configure resolvers to query only three machines

Re: Slaving from DNS masters behind LVS

2013-02-13 Thread Phil Mayers
On 13/02/13 15:34, Tony Finch wrote: Nick Urbanik nick.urba...@optusnet.com.au wrote: I think that it is not necessarily always true that you should avoid a load balancer. Every day, our DNS caches are answering about 140,000 queries per second. I think that it is rather hard to configure

Re: Slaving from DNS masters behind LVS

2013-02-13 Thread Chris Buxton
On Feb 12, 2013, at 7:00 PM, Nick Urbanik wrote: We have a pair of DNS servers running BIND behind a direct routing LVS director pair running keepalived. Let's call these two DNS servers A and B, and the VIP V. They slave from a hidden master; let's call it M. I want to allow another

Slaving from DNS masters behind LVS

2013-02-12 Thread Nick Urbanik
Dear Folks, We have a pair of DNS servers running BIND behind a direct routing LVS director pair running keepalived. Let's call these two DNS servers A and B, and the VIP V. They slave from a hidden master; let's call it M. I want to allow another machine S to slave from A and B, the pair of

Re: Slaving from DNS masters behind LVS

2013-02-12 Thread Mike Hoskins (michoski)
@lists.isc.org Subject: Slaving from DNS masters behind LVS Dear Folks, We have a pair of DNS servers running BIND behind a direct routing LVS director pair running keepalived. Let's call these two DNS servers A and B, and the VIP V. We run a similar setup, so I'm looking forward to hearing