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Forum Discussion

senthil147_1421's avatar
senthil147_1421
Icon for Nimbostratus rankNimbostratus
Feb 27, 2017

GTM - A record with underscore not working

Hi   i am trying to crate new A record which has underscore under domain (GTM 10.x Zon runner) but getting "update operation refused" error though i have enabled following option   Log in to t...
BIG-IP DNS
security
Leonardo_Souza's avatar
Leonardo_Souza
Icon for Cirrocumulus rankCirrocumulus
Feb 27, 2017

Well, I have a different view about that.

 

abc_def.test_a.com.externaltest_a.com.500A40.40.40.40

 

I have just created the above A record in v13 unit. Both the hostname and the domain name has underscore. Maybe is a bug with the version you have, you something wrong with the zone itself.

 

The underscore is a valid character, as you can see in this solution:

 

https://support.f5.com/csp/article/K7058

 

The configuration change you did is to allow the underscore in the wideips names, as per this solution:

 

https://support.f5.com/csp/article/K8140