ProSoft Technology 5201-DFNT-104S - Manual (Page 46)

104S v2 ♦ ProLinx Gateway IEC-60870-5-104 (104S) Protocol Implementation
(Firmware v2.xx) Protocol Manual
Page 46 of 157
ProSoft Technology, Inc.
If the Use IP List parameter is set to Yes, the gateway will only accept a
connection from one of the three IP addresses listed in the example above. The
following illustration shows that the Server will accept a connection from Client A,
whose address is on the list, but will reject a connection from Client B, whose
address is not on the list.
3.1.2 Common ASDU Address
At the application level, the module is identified by the Common ASDU
(Application Service Data Unit) Address. This address must match the CASDU
sent by the Client unit. An ASDU is a data unit that transfers information objects
between the Client and the server.
If the Client sends a message to a different Common ASDU, the gateway ignores
the command. To configure the Common ASDU Address for the 104S v2, use
the following parameter in the configuration file:
March 19, 2010