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)
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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.
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Transport Layer Error Count
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End Of List Category ID (0)
Communication Status File Words
Words Offset
File/Element
Description for
Channel 0
File/Element
Description for
Channel 2
Description