Re: Load balancer for Bind

2016-09-14 Thread Warren Kumari
I may be completely misunderstanding your question, but why not simply do Anycast / ECMP? Each DNS server has the same IP address (usually bound to the loopback interface), and runs a (very simple) health-check script. If the health-check passes the host injects a /32 route into the IGP (or a

Re: Load balancer for Bind

2016-09-14 Thread Frank Pikelner
Hello Bert, This is the first I've heard of DNSDIST. I'll need to read more about it, but wanted to ask whether upon receiving the query, does DNSDIST act as a bridge for the complete request/response, or simply redirects the traffic with the response bypassing DNSDIST? THanks, Frank -

Re: Load balancer for Bind

2016-09-14 Thread bert hubert
On Wed, Sep 14, 2016 at 06:17:13PM +0200, Job wrote: > which is the best load balancer for two or more Bind DNS Server, located in > the same farm? > I read something about HAProxy but it does not manage udp connection and the > interesting security proxy/balancer DnsDist does not pass original

Re: Load balancer for Bind

2016-09-14 Thread Frank Pikelner
Francesco, You may want to look at relayd from OpenBSD project. The last time I looked it was able to load-balance DNS. If you are looking for an appliance solution, the pfSense project (firewall) had ported relayd and gave it a GUI - though the DNS LB may not be in the GUI. Best is it is

Re: Load balancer for Bind

2016-09-14 Thread McDonald, Daniel (Dan)
I’ve had great success using A10networks Thunder series and AX series for load balancing dns servers, performing GSLB, and for setting up anycast addresses for dns. On 2016-09-14, 11:18, "bind-users on behalf of Job"

Load balancer for Bind

2016-09-14 Thread Job
Hello, which is the best load balancer for two or more Bind DNS Server, located in the same farm? I read something about HAProxy but it does not manage udp connection and the interesting security proxy/balancer DnsDist does not pass original client ip for Bind-DLZ... Thank you, regards!