About DNS
The DNS service manages the resolution of Active Directory internal names. It replaces the NetBios resolution in NT domains.
Port |
Usage |
---|---|
53 |
TCP and UDP |
Two options are available:
By default, Samba-AD comes with its own internal DNS server that is fully operational upon installation of Samba.
For a more advanced or intense use of DNS, the Samba-team advises to use Bind9 as DNS backend (9.8 minimum version).
You may find useful to follow the Bind documentation for RedHat8 and derived distributions or for Debian.