What changes do I make to my firewall or router to enable MessagePal?
In 99% of all cases, none. If you are experiencing problems seeing other MessagePal users in your ‘User’ list, it may be that there is a firewall or other device blocking the required port between the two computers. We provide some information here that may help your systems administrator in opening the correct firewall ports. For security reasons, MessagePal will not communicate with users via the Internet. It is designed only for use within an office LAN. For the technically-inclined: MessagePal communicates using UDP packets via IP port 8473 (the standard port assigned to UDP Peer-to-Peer conversations), which must be open and available to MessagePal end-to-end to each computer using MessagePal. Most LAN’s will have this port open and available – consult your systems administrator if you suspect you are having problems. Contact Technical Support if your systems administrator needs more assistance. If you are trying to configure your network to allow MessagePal to be used across a VP
