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SNI-BD (SNI Circuit Pack)
Issue 1 June 2005 2059
k. Error Type 1537: excessive slips have occurred.
Follow the steps for diagnosing synchronization problems when slips have occurred in
the SYNC section.
l. Error Type 2561: the SNI cannot communicate with its neighbor. The SNI is at fault.
1. Replace the SNI circuit pack.
m. Error Type 2817: the SNI cannot communicate with one of its peers. The SNI is at fault.
1. Replace the SNI circuit pack.
System Technician-Demanded Tests:
Descriptions and Error Codes
Investigate tests in the order presented below. Clearing error codes associated with the one test
may also clear errors generated from other tests in the sequence.
Note:
Note: Test #982 is not an actual demand maintenance test. This test number is used to
report results of clear firmware-counters. Refer to error codes for Test
#777.
Order of Investigation Short Test
Sequence
Long Test
Sequence
Reset Board
Sequence
D/ND
1
1. D = Destructive, ND = Nondestructive
Configuration audit (#759) X X ND
Failure audit (#777) X X ND
Fiber Out of Frame query (#989) X X ND
Packet Neighbor test (#767) X X ND
Circuit Path test (#755) X X ND
Destructive Facility test (#757) X D
Off-board Destructive Facility test (#756) X D
Switch Node Interface Reset test (#761) X D