Hi Juergen, are you using an active directory by an chance?If so you
could forward these requests to the domain dns servers. I did it this
way and it works fine: conf system dns-databaseedit "10.in-addr.arpa"set
domain "10.in-addr.arpa"set ttl 28800s...
The Fortinet Security Fabric brings together the concepts of convergence and consolidation to provide comprehensive cybersecurity protection for all users, devices, and applications and across all network edges.