IBM 3745 Problem Determination Manual page 50

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Table 1-1
(Pag~
5 of 5). Token-Ring External Error Codes
External
Error Error Description Probable Cause User Action
Codes
Logical link activation failure -
incoming call refused
NTRI receives an incoming call from
another device, but cannot accept it
because no logical links are
Investigate the possible causes
avaiiable to accept an incoming
mentioned above and correct if
call. The problem may be that no
User
necessary, then attempt to
1F
logical links associated with the
re-activate the logical link. If the
physical line are active or that too
problem persists, contact an IBM
many logical connections are
service
representative~
requested on the same physical
link. The problem may also be that
the logical links are not defined with
0
CALL=IN or CALL=rNOUTon the
line macro.
20
Outgoing call refused, the link is
User
specified as incoming.
Logical link activation failure -
contention
While NTRI is attempting an
This situation should not be a
21
outgoing call, the device it is calling
None
problem, but if the problem persists
is attempting to call in. This alert
and the connections fail, contact an
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indicates that NTRI has chosen to
IBM service representative.
cancel its outgoing call and process
the incoming call.
Wait 30 seconds and re-activate the
Physical link activation failure
physical link. If the problem
following TIC dump
persists, use the MOSS operator
function to reset the Activate Link
23
The user is attempting to activate
User
Inhibit bit and try to re-activate the
the physical link while MOSS is in
link again. If the problem persists,
the process of dumping the TIC.
contact an IBM service
0 representative.
24 Unused
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Chapter 1. Alarms and Alerts
1-33