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Board Configuration
TCP
UDP
Description
30000 ~ 30001
for RTP/RTCP
If this H.323 endpoint is NetMeeting integrated with AltiView, you need to
set all unknown TCP/UDP ports to be forwarded to the IP phone's private
IP address. This is usually referred to as DMZ port forwarding in most
NAT routers.
AltiWare NAT Support Feature
AltiWare's NAT support feature makes it possible to make H.323 IP calls
through a NAT with or without H.323 support. When you use AltiWare
with NAT, first you need to find out if the NAT router supports H.323.
After you set up the H.323 traffic forwarding (according to "Setting up
H.323 Traffic Forwarding for NAT" on page 6-28) to make calls from both
inside and outside NAT. If both incoming and outgoing connections work
fine, that means that NAT supports H.323. If one of them fails, disable the
"Fast Start Enable" option in the AltiWare VoIP board configuration dialog
box. Then repeat the testing to verify the call can be completed for both
AltiWare OE System Installation & Administration Manual
6-29
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Table of Contents
Troubleshooting
