net2phone rules

[varun_saa@xxxxxxxx]

Hello,
      I want my firewall to allow Net2phone.

A visit to http://web.net2phone.com/consumer/commcenter/helpfirewall.asp
states that you need to open up at least three ports:
tcp 80 - tcp 6800 - udp 6801.

One should use INPUT or FORWARD rule ?

Thanks

Varun