nanog mailing list archives

Re: Software DNS hghi availability and load balancer solution


From: Joe Greco <jgreco () ns sol net>
Date: Wed, 19 Jan 2011 07:17:07 -0600 (CST)

On 01/18/2011 07:42 AM, Sergey Voropaev wrote:
Does any one know software sollutions (free is preferable) like as cisco GSS
and F5 BIG-IP? The main point is that DNS-server (or dns server plugin) must
be able to monitor server availability (for example by TCP connect) and from
DNS-reply depends on it.

I know that it is possible by BIND with set of script. But we are trying to
find more usable solution with frendly interface.

Thanks a lot.

If you want to get fancy you could try an Anycast DNS setup, using GNU's 
Zebra tool to automatically alter routing tables. 
http://www.netlinxinc.com/netlinx-blog/45-dns/118-introduction-to-anycast-dns.html

You wouldn't use Zebra; it isn't actively developed anymore and has 
not been updated in many years.  Use Quagga instead, which is the
community-based offshoot.

... JG
-- 
Joe Greco - sol.net Network Services - Milwaukee, WI - http://www.sol.net
"We call it the 'one bite at the apple' rule. Give me one chance [and] then I
won't contact you again." - Direct Marketing Ass'n position on e-mail spam(CNN)
With 24 million small businesses in the US alone, that's way too many apples.


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