User manual

Appendix D: Domain Name System

186 Cobalt RaQ 4 User Manual

Delegating a subnet

You can delegate the name-server authority for a network to a remote DNS

server.

To delegate the subnet naming authority to a remote DNS server:

1. On the Server Management screen, click Control Panel. The Service

Settings table appears.

2. Click Parameters next to the DNS service in the Service Settings table.

3. Select the parent network from the Select Domain or Network... pull-down

menu.

4. Select Delegate Subnetwork from the Add... pull-down menu.

5. Specify an IP address and the size of the network to be delegated. The

IP address must be a member of the subnet to be delegated.

6. Specify the fully qualiﬁed domain name of the DNS server that will be

authoritative for that subnet.

7. Click Save Changes.

8. Click Save Changes to DNS Server.

Conﬁguring server settings

You can conﬁgure forwarding servers and zone transfer access control for the

RaQ 4 DNS server.

To conﬁgure the DNS server settings:

1. On the Server Management screen, click Control Panel. The Service

Settings table appears.

2. Click Parameters next to the DNS service in the Service Settings table.

3. Select Server Settings from the Add... pull-down menu.

4. If the RaQ 4 is being used on a private network or in conjunction with a

restrictive ﬁrewall, you can specify forwarding servers.

Enter the IP address of the Forwarding Server and, if you want, the Backup

Forwarding Server.