Predefined
Click DNS management > Domain > Views > Statement > Predefined

Figure 2.2.1.6.1-a : Statement management interface .
Match Clients - defines the address_match_list for the source IP address of the incoming messages.
Match Destination - defines the address_match_list for the destination IP address of the incoming messages.
Recursion - controls caching behaviour in the server.
- Set to 'yes' (the default) the server will always provide recursive query behaviour if requested by the client (resolver).
- Set to 'no' the server will only provide iterative query behaviour - normally resulting in a referral.
- Allow-recursion - defines a address_match_list of IP address(es) which are allowed to issue recursive queries to the server.
To Edit the above statements, follow the following instruction :
- Click Edit at Match Clients .
- Insert ip address or Add Key or Add GeoIP.
- Click Add Address then click Done after finished.
- Click Edit at Match Destinations.
- Insert ip address
- Click Add Address then click Save after finished.
- Click Edit at Recursion.
- Select Yes to allow recursion and No for otherwise.
- Click Update then click Done after finished.
- Click Edit at Allow Recursion.
- Insert ip address.
- Click Add Address then click Done after finished.