Overriding the range of ports used for communication between address spaces
You can set the available port scan starting point and limit the number of ports to check for availability.
IBM Security Guardium S-TAP for IMS uses a communications port to pass messages between threads within each address space. The default port is 41500. If the address space determines that port 41500 is not available for use, all subsequent ports up to 65535 are examined, and the first available port is used.
Some installations have restrictions on which ports should be examined and used. Use the LOG_PORT_SCAN _START and LOG_PORT_SCAN_COUNT keywords to set the available port scan starting point and limit the number of ports to be checked for availability: