DCP Series Telcon Message Manual - Public Support Login - Unisys

Event 2 COMMUNICATIONS LINE PROTOCOL ERROR DETECTED
Event 2 COMMUNICATIONS LINE PROTOCOL
ERROR DETECTED
COMMUNICATION LINE PROTOCOL ERROR DETECTED
Description: A line protocol error has been detected on the line indicated by the
CENL display. Telcon generates this CENLOG.
Action: Information only. If errors occur frequently for a given line, you may need to
correct the problem.
BSC LPH
Description: Indicates a first call for BSC line errors.
R8: Contains the flag word for the LPH. The meaning of each bit can be found in
the AAHARDEF assembly.
R11: Contains the LCB address
R12: Contains the TCB address
R14: Contains the IOP ID
R15: Contains a code indicating the type of line error as follows:
0 Incorrect response to a line bid
1 The ACK response block count is incorrect
2 A NAK was received to an output text
3 A bad ACK block count was sent to the terminal or a text was hit on the
line
4 Bad input was received from the terminal
Telcon generates this CENLOG.
7436 0728–303 15–5