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Forum Discussion

ASWEST_142640's avatar
ASWEST_142640
Icon for Nimbostratus rankNimbostratus
Apr 12, 2017

load balance DNS request

I would appreciate some help creating an iRule on a DNS listener to point specific DNS request to an Internal Pool of DNS servers and send all others to an External Pool of DNS servers.   I create...
application delivery
BIG-IP DNS
iRules
ASWEST_142640's avatar
ASWEST_142640
Icon for Nimbostratus rankNimbostratus
Apr 12, 2017

Below was the solution.

 

when DNS_REQUEST { if { [DNS::question name] ends_with "company.com" or [DNS::question name] ends_with "company.us" } {pool Internal_DNS} else {pool External_DNS} }