This entry is a user-made guide and not verified by any eMule developer, but is still a helpfull addition for most users. You you can find questions and comments on this topic in a dedicated thread on our forum.
Learn to open tcp/udp emule ports in Internet Worm Protection (NAV 05)
Configure Norton Anti-Virus 2005
2 - Open Internet Worm Protection Options:
a. Near the top left corner, select the Options button:
b. Then, in the left hand navigation panel, select Internet Worm Protection:
3- Add emule.exe as a Trusted Application:
a. In the Internet Worm Protection options, select the Program Control button.
The Program Control dialog appears.
b. Select the Add button.
The Select a program dialog appears.
c. In the Program Files folder, browse to and open the emule folder>emule.exe.
A Program Control alert appears: What do you want to do?
e. In the What do you want to do? picklist, select Permit, then select the OK button.