ProSoft Technology 5201-DFNT-104C - Manual (Page 45)

104C Version 3 ♦ ProLinx Gateway IEC-60870-5-104 Protocol Implementation
IEC 60870-5-104 Client (Firmware v3.xx) Protocol Manual
ProSoft Technology, Inc. Page 45 of 139
August 4, 2011
You may configure up to four remote servers to be communicating
simultaneously with the module.
You must also identify the Common ASDU Address in the server. This value is
identified through the Client X Sector Y section. Each server can be associated
with up to two sectors with distinct Common ASDU Addresses. The Commons
ASDU address must be greater than 0.