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Forum Discussion

bilucent's avatar
bilucent
Icon for Nimbostratus rankNimbostratus
Aug 15, 2017

GTM irules nameserver capture

Hi all   so can you advice please, how I can use GTM irules to capture the nameserver information of the received DNS queries?  
application delivery
BIG-IP DNS
iRules
Stanislas_Piro2's avatar
Stanislas_Piro2
Icon for Cumulonimbus rankCumulonimbus
Aug 15, 2017

Hi,

if you want to manage DNS request for all queries, you can use an irule enabled on the listener VS:

when DNS_REQUEST {
if {[DNS::question type] equals "NS" }{
   log local0. "NS request for Name :[DNS::question name]"
   }   
}