Rockwell Automation 1766-Lxxxx MicroLogix 1400 Programmable Controllers User Manual User Manual
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Rockwell Automation Publication 1766-UM001H-EN-P - May 2014
Appendix F MicroLogix 1400 Distributed Network Protocol (DNP3)
Word offset 7, 27 and 47 reflect the Error Codes that have been caused in the
sessions for DNP3 TCP Server, UDP and TCP Client respectively. The
following table lists the possible ranges of the Error Code. Any others are
reserved.
73
Transport Function Layer Error Codes:
0: NO_ERROR - No error found in the Transport Layer.
1: DISCARD_NOT_FIRST_SEG - The received packet was discarded
since it was not a first segment.
2: DISCARD_DUPLICATED_AND_MORE_SEG - The received packet
was discarded since it had the same sequence number as previous,
more segments are expected.
3: DISCARD_DUPLICATED_AND_FINAL_SEG - The received packet
was discarded since it had the same sequence number as previous,
final segment received.
4: DISCARD_OUT_OF_ORDER_SEG - The received packet was
discarded since the sequence number was out of order.
74
Transport Layer Error Count
75
Reserved
76
Reserved
77
Reserved
78
Reserved
79
Reserved
80
Reserved
Data File for Troubleshooting
Word Offset
Description
Category
Error Codes
Value (DEC)
Mnemonic
Description
0
NO ERROR
No error found.
1
ERR_SOCKET_CREATE
Socket error during Create operation.
2
ERR_SOCKET_LISTEN
Socket error during Listen operation.
3
ERR_SOCKET_BIND
Socket error during Bind operation.
4
ERR_SOCKET_ACCEPT
Socket error during Accept operation.
5
ERR_SOCKET_CONNECT
Socket error during Connect operation.
6
ERR_SOCKET_SEND
Socket error during Send operation.
7
ERR_SOCKET_RECEIVE
Socket error during Receive operation.
8
ERR_SOCKET_UNLISTEN
Socket error during Unlisten operation.
9
ERR_SOCKET_UNBIND
Socket error during Unbind operation.
10
ERR_SOCKET_UNACCEPT
Socket error during Unaccept operation.
11
ERR_SOCKET_DISCONNECT
Socket error during Disconnect operation.
12
ERR_SOCKET_DELETE
Socket error during Delete operation.
13-14
Reserved
-
15
ERR_QUE_FULL
Firmware use only
16
ERR_BUFFER_ALLOC
Firmware use only
17
ERR_PACKET_ALLOC
Firmware use only