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Forum Discussion

jomedusa's avatar
jomedusa
Icon for Altocumulus rankAltocumulus
May 30, 2023

GTM to respond with NAT address but monitor real address

We have a need that we like for the GTM to respond back with a NAT address rather than the real address it is monitoring.  The systems that need access to the resource actually hit a local NAT that i...
application delivery
whisperer's avatar
whisperer
Icon for MVP rankMVP
Jun 04, 2023

You can certainly use iRules for this. Please see the following: https://clouddocs.f5.com/api/irules/GTM-iRule-with-NAT-translation.html. This includes also logic for checking LDNS, but you can strip most of that. Maintain the real IP to NAT mapping in a data group and reference this in the iRule. One approach that should work.