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Craig_13881's avatar
Craig_13881
Icon for Nimbostratus rankNimbostratus
Jul 25, 2011

Return DNS replies to specific clients

I'm trying to return DNS replies to only a couple of different subnets. If the request comes in from anything else, I'd like to ignore it, or return a bogus response. Trying to get this to work, but...
application delivery
dev
devops
iRules
Craig_13881's avatar
Craig_13881
Icon for Nimbostratus rankNimbostratus
Jul 26, 2011
I was originally sent to this thread by F5 support, but that didn't really meet my needs. http://devcentral.f5.com/wiki/iRules.DNS_REQUEST.ashx

 

 

I played around with changing remote_addr to client_addr but that didn't help either. I'm going to give the topology records a try.

 

 

Is there a way to just drop the traffic or not respond if the "else" condition occurs?