ProSoft Technology PLX8X-MNET-61850 - Manual (Page 119)

PLX8x-MNET-61850 ♦ Communication Gateway Diagnostics and Troubleshooting
Modbus TCP/IP to IEC 61850 User Manual
ProSoft Technology, Inc. Page 119 of 228
May 14, 2014
Server Status
MBAP Server: Number of connections to the gateway MBAP Server.
Requests: Total count of requests received for data.
Responses: Total count of responses sent.
Errors Received: Total number of errors received.
Errors Sent: Total number of errors sent.
Current Error: The current error number.
Exception Code MODBUS name Description
01 Illegal Function Code The function code is unknown by the server
02 Illegal Data Address Dependent upon the request
03 Illegal Data Value Dependent on the request
04 Server Failure The server failed during the execution
05 Acknowledge The server accepted the service invocation but the
service requires a relatively long time to execute.
The server therefore returns only an
acknowledgement of the service invocation receipt.
06 Server Busy The server was unable to accept the MB Request
PDU. The Client application has the responsibility
of deciding if and when to re-send the request.
1 = communicating, 0 = not communicating.
Current Error
The following Current Error diagnostics data is available from the gateway:
 Standard Modbus Protocol Errors
 Module Communication Error Codes
 MNET Client Specific Errors
 Command List Entry Errors
Standard Modbus Protocol Errors
Code Description
1 Illegal function
2 Illegal Data Address
3 Illegal Data Value
4 Failure in Associated Device
5 Acknowledge
6 Busy, Rejected Message