Community Training Classes & Labs > DNS Services > 3. Hidden Master 3. Hidden MasterΒΆ The internal DNS servers are authoritative for example.com so we need to slave the zone to the BIG-IP. After this module is complete the BIG-IP will become an authoritative slave. https://support.f5.com/kb/en-us/products/big-ip_ltm/manuals/product/bigip-dns-services-implementations-13-1-0/1.html Previous Next