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What range of UDP ports may rtsp use, to configure a firewall?

To allow incoming rtsp streams, I must open incoming TCP port 554. I must also open a range of UDP ports. 6970 through 6999, says http://comments.gmane.org/gmane.comp.security.shorewall/660 . At ...
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Public - Private networks behind NAT Modem using OpenVPM – Shorewall

I have been asked to configure a firewall between the public and private parts of a network for a small UK charity. The only imposed requirements is that the firewall must allow access using VPN into ...
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1answer
619 views

Use Shorewall to port-forward requests based on the domain requested to different servers

How can I get my firewall to port forward traffic that is comming into different domain to different servers. So I have two web servers. Each one hosts different domains on different servers/IP: ...
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Ubuntu 11.10 firewall/gateway - no client internet access

I have read many other posts but cannot figure this out. eth0 is my external connected to a Comcast modem. The server has internet access with no issues. eth1 is internal and running DHCP for the ...