Add Initialization Parameters to Support Firewall Navigation
If you communicate with a trading partner using a firewall, set two initialization parameters to support it. You assign a specific TCP/IP source port number or a range of port numbers with a particular TCP/IP address or addresses for outgoing Connect:Direct® sessions. Setting these parameters allows controlled access to a Connect:Direct server if it is behind a packet-filtering firewall without compromising security.
To add firewall support initialization parameters: