Strategies for Communicating with Non-Plex Servers
A IBM® Connect:Direct®/Plex environment can perform workload balancing among the IBM Connect:Direct Servers. However, if the IBM Connect:Direct/Plex environment communicates with an external non-IBM Connect:Direct/Plex system, the other IBM Connect:Direct system may have problems with Processes from the same IBM Connect:Direct adjacent node, but with a different VTAM APPLID or TCP/IP address than specified in their network map.
IBM Connect:Direct/Plex offers three ways of avoiding this problem.