Configuring The H.460 Operation Mode - Polycom V2IU 5300-S User Manual

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User Guide V IU 5300-S Series Converged Network Appliance

Configuring the H.460 Operation Mode

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The connection between User D and User A is hairpinned. This means that
the connection is 768 kilobits per second (kbps) or 2 times 384 kbps, the
typical bandwidth for a H.323 call.
• User E can communicate directly with User C (Shortest Path Media)
because no firewalls are involved.
• User A communicates with User C or User E through the V
firewall is involved.
• User D communicates with User A and User B through the V
• User A communicates with User F and User A through the V
Normally, as long as outbound traffic is allowed, no additional ports have to
be opened on the NAT/Firewall for H.460.18 to work.
If outbound traffic is restricted, the following port ranges must be opened.
RAS UDP
Q.931 TCP
H.245 TCP
RTP UDP
To configure the H.460 Operation Mode, use the following steps:
1. Using the configuration graphical user interface, from the Configuration
Menu on the left-hand side, click VoIP ALG.
2. Click H.323.
1719
1720
14085:15084
16386:17286 (4200/4300)
16386:25386 (5300)
16386:34386 (6400)
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