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Forum Discussion

daboochmeister's avatar
daboochmeister
Icon for Cirrus rankCirrus
Sep 25, 2017

GTM/DNS - separate listeners for internal vs. external DNS requests recommended?

Have had our GTMs setup for internal gslb for a bit now - going to expose the GTMs for public DNS access as well. An external firewall will NAT the incoming traffic to the GTM's listener (which is a ...
application delivery
BIG-IP DNS
Stanislas_Piro2's avatar
Stanislas_Piro2
Icon for Cumulonimbus rankCumulonimbus
Sep 25, 2017

Hi,

 

Creating 2 different listeners won’t change gtm behavior.

 

The only benefit to create a second listener is to apply an irule on it to rewrite request value. Then, gtm will handle différents wideip for internal and external listeners