IBM 3745 Problem Determination Manual page 49

Table 1-1 (Page 4 of 5). Token-Ring External Error Codes
0
External
Error Error Description Ptobable Cause User Actio,n
Codes
Physical link I NOP due to unknown
cause
Something caused a physical link
This should not be a persistent
problem, so try to re-activate the
1A
INOP, but the cause could not be
Unknown physical link. If the problem
reported by NTRI due to a buffer
depletion condition in the CCU. The
persists, contact an IBM service
physical link as well as all of
it~
representative.
associated logical links are INOPed.
Logical link activation failure - time
out
NTRI timed out trying to establish a
Investigate and correct any of the
connection with another deviCe on
previously mentioned suspected
/-~
the ring. The problem may be that
User error, causes and then attempt to
'~.~
1B
the other device is powered off or
other device, re-activate the ~ogical link. If the
uninitialized. Or the dial digits on
NTRI problem persists, run a line trace
the PATH macro of the VTAM
and contact an appropriate IBM
definition statement are incorrect.
service representative.
Or there may be a failure in NTRI or
the other device.
Logical link INOP due to physical
link failure
Investigate the cause of the
1C
Physical link
A physical link 'failure caused this
physical link failure.
logical link to be I NOPed,.
,
Logical link activation failure -
invalid dial digits
NTRI received invalid dial digits in
Check the VTAM generation
the connect-out command from
statements and make SUTe that they
10
VTAM. The problem is probably
User or NTRI
are coded correctly, then attempt to
due either to the VTAM definition
re-activate the logicallink. If the
:
statement for OIALNO on the PATH
problem persists, contact an IBM
statement being incorrect or that
service representative.
/ \
the NTRI is not processing valid
digits correctly.
Logical link activation failure -
physical link not active
Check if the physical link is active
NTRI receives On 10gical,Iink
and a.ctivate it if necessary, then
1E
outgoing call request vi a a
User or NTRI
attempt to re-activate, the logical
connect-out from VTAM and then
link. If the problem persists,
contact an IBM service
detects that physical link is not
operational.
representative.
1~32
IBM 3745 Communication Controller: Problem Determination Guide