Polycom V500 Administrator's Manual page 32

Administrator's Guide for the V500 System
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To configure H.323 settings:
1. Go to System > Admin Settings > Network > IP > H.323 Settings.
2. Configure these settings:
Setting Description
Display H.323 Lets you place gateway calls by entering the H.323 extension
Extension separately from the gateway ID.
If you do not check this box, you can make gateway calls by
entering the call information in this format:
gateway ID + TCS4 delimiter + extension
To determine your TCS4 delimiter, ask your network provider.
H.323 Name Specifies the name that gatekeepers and gateways can use to
identify this system. You can make point-to-point calls using
H.323 names if both systems are registered to a gatekeeper.
The H.323 Name is the same as the System Name, unless
you change it. Your dial plan may define the names you can
use.
H.323 Extension You can place point-to-point calls using the extension if both
(E.164) systems are registered with a gatekeeper.
You can change the default H.323 Extension. Your dial plan
may define the extensions you can use.
3. If you have a gatekeeper, select
Setting Description
Use Gatekeeper Specifies whether to use a gatekeeper. Gateways and
gatekeepers are required for calls between IP and ISDN.
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H.323 Name The name that gatekeepers and gateways use to identify this
system. You can make point-to-point calls using H.323
names if both systems are registered to a gatekeeper.
The H.323 Name is the same as the System Name, unless
you change it. Your dial plan may define the names you can
use.
and configure these settings:
Off — Calls do not use a gatekeeper.
Auto — System automatically finds an available
gatekeeper.
Specify — Calls use the specified gatekeeper. Enter the
gatekeeper's IP address or name (for example,
gatekeeper.companyname.usa.com, or 10.11.12.13).
Specify with PIN — Calls use the specified E.164
address and require an Authentication PIN. This setting
is available only when the Avaya® option key is installed.