Polycom DOC2232A - Manual (Page 34)

MGC-25 Getting Started Guide
3-10
You can start the configuration process in any order, by clicking the
appropriate Network button.
To configure the IP Network Service:
1. In the Network Configuration Wizard window, click the IP button.
The IP Configuration dialog box opens.
To route Meet Me H.323 dial-in participants to their conferences, some
gatekeepers require configuration of an IP Network Service prefix. If your
gatekeeper requires the definition of a prefix, configure it in the gatekeeper
before you define the IP Network Service.