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RADVISION | RADVISION Port Security Reference Guide
1719
UDP (RAS)
RAS signaling
Both
Cannot
communicate with
H.323 gatekeeper
H.323 gatekeeper
1720
TCP (Q.931)
Q.931 signaling
Both
Cannot connect
H.323 calls
Any H.323 entity
4000
RV shell cmd
Internal use
Both
iVIEW Management
Suite does not
communicate with
the unit
Internal use
5060
TCP/UDP (SIP)
SIP signaling
Both
Cannot connect SIP
calls
Any SIP entity
3230-3251
(configurable)
UDP
(RTP/RTCP)
RTP media
Both
Cannot
transmit/receive
media streams
Any H.323 or SIP media
enabled entity.
Configure these ports on
the SCOPIA VC240 by
navigating to Setup >
Network > Port
Configuration.
Table 1-20
Ports supported by SCOPIA VC240 (continued)
Port
Protocol/Use
Functionality
Direction Result of Blocking
on Firewall
Description