How To Allow Incoming H.323 Peer-To-Peer Calls - ZyXEL Communications ZyWALL USG 300 User Manual

Chapter 6 Tutorials
Click Apply.
6
Figure 99 System > WWW (Second Example Admin Service Rule Configured)
Now administrator access to the Web Configurator can only come from the LAN
zone. Non-admin users can still use HTTPS to log into the ZyWALL from any of the
ZyWALL's zones (to use SSL VPN for example).
6.8 How to Allow Incoming H.323 Peer-to-peer
Calls
Suppose you have a H.323 device on the LAN for VoIP calls and you want it to be
able to receive peer-to-peer calls from the WAN. Here is an example of how to
configure virtual server (port forwarding) and firewall rules to have the ZyWALL
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ZyWALL USG 300 User's Guide