TBRI-PT (TN2185 ISDN Trunk-Side BRI Port)
Issue 5 October 2002
1631
555-233-119
System Technician-Demanded Tests: Descriptions
and Error Codes
When inspecting errors in the system, always investigate tests in the order listed
below. By clearing error codes associated with the Control Channel Loop Around
Test, for example, you may also clear errors generated from other tests in the
testing sequence.
Clear Error Counters Test (#270)
This test is nondestructive. This test clears the various error counters associated
with each TBRI-PT. This test passes if Maintenance is able to successfully send
the downlink messages; otherwise, the test aborts.
Order of Investigation
Short Test
Sequence
Long Test
Sequence
D/
ND
1
1.
D = Destructive; ND = Nondestructive
BRI Local LAN Port Loop Around Test (#618)
X
D
BRI TDM Port Loop Around Test (#619)
X
D
L1 State Query Test (#1242)
X
X
D
CRC Error Counter Test (#623)
X
ND
Receive FIFO Overflow Test (#625)
X
ND
Layer 3 Query Test (#1243)
X
ND
Slip Query Test (#1244)
X
X
ND
Clear Error Counters Test (#270)
X
X
ND
NPE Crosstalk Test (#617)
X
D
Table 472.
TEST #270 Clear Error Counters
Error
Code
Test
Result
Description/ Recommendation
Any
ABORT
Maintenance could not send the downlink message.
PASS
The message to clear the error counters of the TBRI-PT maintenance
object has been sent.
Continued on next page