Polycom HDX 4000 Series Administrator's Manual page 75

Administrator's Guide for Polycom HDX Systems
2–42
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To allow users to place an IP-to-ISDN call through a gateway:
Make sure the system is registered with a gatekeeper.
1
Do one of the following:
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— In the local interface, go to System > Admin Settings > Network >
Call Preference and enable ISDN Gateway.
— In the web interface, go to Admin Settings > Network > Call
Preference and enable ISDN Gateway.
If you want to allow users to place IP-to-ISDN calls through a gateway
3
when calling from the directory, do one of the following:
— On the Network Dialing screen, set Preferred Dialing Method to
Auto and select ISDN Gateway as the first choice under Video
Dialing Order. With this configuration, IP-to-ISDN calls placed from
the directory will be placed through a gateway if an ISDN number
exists. If the system is not registered with PathNavigator, the gateway
suffix/prefix must be configured for the corresponding speed on the
Gateway Setup screen at System > Admin Settings > Network > IP >
H.323 Settings. If the system is registered with PathNavigator, the
necessary suffix is added automatically when a call is placed.
— On the Network Dialing screen, set Preferred Dialing Method to
Manual. With this configuration, users can select ISDN Gateway
from the list of call types that appears when placing a call from the
directory.
To allow users to place an ISDN-to-IP call through a gateway:
Go to System > Admin Settings > Network > Call Preference in the local
1
interface or Admin Settings > Network > Call Preference in the web
interface.
Enable IP Gateway.
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If you want to allow users to place ISDN-to-IP or IP-to-IP calls through a
3
gateway when calling from the directory, do one of the following:
— On the Network Dialing screen, set Preferred Dialing Method to
Auto and select IP Gateway as the first choice under Video Dialing
Order. With this configuration, ISDN-to-IP calls placed from the
directory will be placed through a gateway if an ISDN number and IP
extension exist. IP-to-IP calls placed from the directory will be placed
through a gateway if an IP address and IP extension exist.
— On the Network Dialing screen, set Preferred Dialing Method to
Manual. With this configuration, users can select IP Gateway from
the list of call types that appears when placing a call from the
directory.
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