LifeSize Gateway-PRI, User Manual

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64 LifeSize Gateway User Guide
Configuring Gateway Settings
Select the Specify Gatekeeper address option button
to specify the gatekeeper to which the LifeSize
Gateway registers.
6 In the Gatekeeper address field, do one of the following:
Type the IP address of the gatekeeper to which the
LifeSize Gateway registers.
—or—
Click Browse .
The Discovered Gatekeepers dialog box appears,
displaying all gatekeepers located on the same network
segment as the LifeSize Gateway.
Select a discovered gatekeeper.
Click OK .
7
In the Gatekeeper port field, type the port number of the
gatekeeper. The default setting is 1719.
8 Select the Registration refresh every n seconds check box to
set the Time To Live interval (in seconds) that determines how
often the LifeSize Gateway sends a “keep alive” message to
the gatekeeper to ensure that the LifeSize Gateway registration
is listed with the gatekeeper and does not expire. Enter a value
in seconds in the field.
9
In the Gateway registration mode field, choose the method of
registration of services with the gatekeeper:
Version 1 —For gatekeepers that support H.323
version 1.
Version 2 —For gatekeepers that support H.323
version 2 or later.
10 (Gateway-PRIs only) Select the Unregister from Gatekeeper
on ISDN connection failure check box to force the LifeSize
Gateway to unregister from its gatekeeper when both ISDN
D-channel connections are no longer active. The gatekeeper is
forced to send new IP-to-ISDN calls through a different
LifeSize Gateway, thus ensuring high call completion rates.
The LifeSize Gateway re-registers to the gatekeeper when the
ISDN connected is restored.
11
(Serial LifeSize Gateways only) Select the Unregister from
Gatekeeper when no cable is connected check box to force