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•
By dialing through the CTMS.
For example, an endpoint would dial 227-5678, where the dial prefix '227' routes the call
to the Cisco telepresence and '5678' is the relevant service on the CTMS as allocated by
the Cisco network administrator.
Ports to Open on the SCOPIA TIP Gateway
The SCOPIA TIP Gateway is typically deployed in the enterprise network. When opening ports
on the device, use the following as a reference:
•
If you are opening ports that are both in and out of the gateway, see
.
•
If you are opening ports inbound to the gateway, see
Note
Choosing the specific firewalls where ports need to be opened depends on where your
gateway and your other SCOPIA Solution products are deployed.
Table 2-1
Bidirectional Ports to Open on the SCOPIA TIP Gateway
Port Range
Protocol
Destination
Functionality
Result of Blocking
Port
Required
1024-1174
H.245 (TCP) Any H.323 device
Enables H.245
signaling
Cannot connect
H.323 calls
Mandatory
To limit range, see
“Limiting TCP Port
Range for H.245 on
the SCOPIA TIP
Gateway” on page
25
1719
RAS (UDP)
H.323 gatekeeper
Enables RAS
signaling
Cannot
communicate with
H.323 gatekeeper
Mandatory
To configure, see
“Configuring UDP Port
for RAS on the SCOPIA
TIP Gateway” on page
27
1720
Q.931 (TCP) Any H.323 device
Enables Q.931
signaling
Cannot connect
H.323 calls
Mandatory
To configure, see
“Configuring TCP Port
for Q.931 on the
SCOPIA TIP Gateway”
on page 27
RADVISION | Deployment Guide for SCOPIA TIP Gateway Version 8.0
Planning your TIP Gateway Deployment | 6