Configuring The System To Use A Gateway - Polycom V500 Administrator's Manual

Administrator's Guide for the V500 System

Configuring the System to Use a Gateway

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A gateway performs code and protocol conversion between IP networks and
ISDN, so that users on different networks can call one another. If the system is
configured to use a gateway, you must also configure it to use a gatekeeper.
To configure the system to use a gateway:
Go to System > Admin Settings > Network > IP > H.323 Settings.
1.
Select twice and configure these settings:
2.
Setting Description
Country Code Specifies the country code for the system's location.
Area Code Specifies the area or city code for the system's location.
Number Specifies the gateway's number.
H.323 Extension Lets you place point-to-point calls using the extension if both
(E.164) systems are registered with a gatekeeper.
The default H.323 Extension is based on the system serial
number, but it can be changed.
Gateway Number Specifies the number type users enter to call this system:
Type
•
•
Number of Digits in Specifies the number of digits in the DID number.
DID Number
The national or regional dialing plan for your location determines
the standard number of digits. For instance, the US standard is 7
digits.
Number of Digits in Specifies the number of digits in the extension used when
Extension Number + Extension is selected.
Your organization's dial plan determines this number.
3. Select and enter a prefix or suffix for each bandwidth you want to allow
for gateway calls.
Be sure to configure the gateway to use the same prefixes and suffixes you define for the
system.
Direct Inward Dial (DID) — Users enter an internal extension
to call this system directly.
NOTE: If you choose this option, you must also register the
number with the gatekeeper as an E.164 alias.
Number + Extension — Users enter the gateway number and
the system's extension to call this system.
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