DCP Series Telcon Message Manual - Public Support Login - Unisys

Section 13
Class 13 CENLOG Messages
Network architecture (DCA layers 1 through 7) events and errors result in the CENLOGs
associated with class 13.
Event 1 EVENT/ERROR DETECTED AT L1
(PHYSICAL)
EVENT/ERROR DETECTED AT L1 (PHYSICAL)
Description: Line initialization was not completed correctly, or a problem exists with
the physical line itself. Telcon generates this CENLOG.
Action: Initialize (ITLN) the line in question (DOWN and UP), and verify that the
hardware connections are accurate and complete. If the problem does not clear up,
take a system dump of the Telcon node.
UDLCRS
Description: R8: 000B. AE$UD583. (UDLC): CARRIER OFF. Input chain completion
status of carrier off on the start data transfer PP instruction. The CLC discards the
input data.
Telcon generates this CENLOG.
UDLCRS
Description: R8: 001C. AE$UD555. (UDLC): PARITY ERROR (PCS). Chain
completion status of FCS error on a start data transfer PP instruction. The input data
is ignored.
Telcon generates this CENLOG.
UDLCRS
Description: R8: 001E. AE$UD552. (UDLC): INPUT MESSAGE TOO SHORT TO BE
VALID. The input data is not of adequate length to contain the address field and
control field of the frame header. The input data is ignored. Telcon generates this
CENLOG.
7436 0728–303 13–1