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- To control access to DNS views. For more information, see see Defining Match Clients Lists and Defining a Match Destinations List and Configuration Example: Configuring a DNS View.
- To control to which recursive and non-recursive queriers the TOE is allowed to respond. For more information, see see Specifying Queries and and Enabling Recursion.
- To authenticate zone transfer requests and replies. For more information, see see Configuring Zone Transfers.
- To authenticate and verify dynamic DNS updates from DHCP servers. For more information, see see Enabling DNS Servers to Accept DDNS Updates.
- When a secondary DNS server receives DDNS updates, it must forward the updates to the primary server because it cannot update zone data itself. To specify the source of DDNS updates. For more information, see see Forwarding Updates.
For information about using GSS-TSIG, see see About GSS-TSIG.