Supporting Isdn Connectivity - RADVision scopia xt5000 series Administrator's Manual

There are two possible setups in the GLAN1 and GLAN2 configuration (see
Series for NAT and Firewall Traversal
1. When there is no gatekeeper, XT Series communicates simultaneously with the public and
private network endpoints using IP addresses. This configuration is suitable for SMBs.
2. When there is a gatekeeper, it is configured to manage the private network endpoints. Scopia
XT Series is registered with the gatekeeper and communicates with endpoints in the private
and in the public network:

Supporting ISDN Connectivity

About this task
The Scopia XT Series supports ISDN connectivity, allowing calls from endpoints to be routed to the
relevant videoconference via the Scopia Gateway for ISDN.
Administrator Guide for Scopia XT5000 Series Version 3.2
Figure 12: Using XT Series for NAT and Firewall Traversal
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Scopia XT Series communicates with the private network endpoints using IP addresses
or aliases, under the control of the gatekeeper.
–
Scopia XT Series communicates with the public network endpoints using IP addresses.
–
Scopia XT Series communicates at the same time both with the public and private
endpoints if the MCU option is activated. In this scenario Scopia XT Series uses either
aliases or IP addresses depending on whether it deploys the gatekeeper or not.
on page 23):
Planning the Topology of the Scopia XT Series Deployment | 23
Figure 12: Using XT