User guide

168 SCOPIA 400/1000 Gateway User Guide
Resolving IP-to-ISDN Call Failure
The LAN endpoint made the call while set
to ISDN call mode, instead of LAN call
mode.
Change the endpoint dialer to LAN mode
and try calling again.
The ECS table of services does not include
the Gateway services because the Gateway
is set to H.323 version 1 mode registration
At Gateway > Settings > IP
Connectivity set the Gateway
registration mode to Version 2
and try to make the call again,
–or–
Add the Gateway services
manually to the ECS table of
services.
The ECS is set not to accept calls. Set the ECS to accept calls at ECS >
Settings > Calls.
The Gateway service is a substring of an
ECS service, endpoint E.164 number, or
MCU service.
Check the ECS table of endpoints.
Look for an E.164 number that
begins with the specified service
prefix.
Double click each network MCU,
and look for a service that begins
with the specified service prefix.
The ISDN endpoint does not support the
call bandwidth.
Check the ISDN endpoint supported
bandwidth. Dial again with an appropriate
bandwidth.
If the problem is not resolved, contact
RADVISION Customer Support.
Provide the following information to
RADVISION Customer Support:
Gateway traces with level 6.
H.323 stack log.
Possible Causes Verification Steps