iChat is an instant messaging program for Apple Mac computers.
Use “Open Ports” on Vigor Router to allow incoming traffic while using iChat.
iChat uses the following ports.
-
5060 (UDP)
-
5190 (TCP) File Sharing
- 16384-16403 (UDP) to video conference with other clients
If you still have trouble with iChat, select “Accept Incoming Fragmented UDP Packets (for some games, ex. CS)” in Firewall>>General Setup configuration menu