IBM 3745 Problem Determination Manual page 329
Communication controller
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Also See for 3745:
- Hardware maintenance reference (712 pages) ,
- Maintenance information reference (595 pages) ,
- Service functions (321 pages)
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Token-Ring Problems
Table
12-3
(Page
3
of 3). Token-Ring - Ring Status Indicator Description and Action
Ring Status Indicator
m
Description and Action
o
REMOVE RECEIVED
The TIC received a remove MAC frame from the network manager and
has removed itself from the ring.
,.
Contact the token-ring operator, who should help you solve this
problem.
• When the problem is corrected, ask the host operator to activate the
link for this TIC.
COUNTER OVERFLOW
An error counter in the TIC has exceeded 1'ts maximum value of 255.
SINGLE STATION
There are no other stations connected to this ring.
.
If other stations are on the ring, use another IBM 8228 socket.
.
If the problem persists, refer to the Token-Ring Network Problem
Determination Guide, in conjunction with page 12-11 of this guide.
RING RECOVERY
The monitor contention process is in progress on the ring. No 'action
required. If the ring does not recover, another ring status indicator should
appear within 30 seconds.
12-8
IBM 3745 Communication Controller: Problem Determination Guide
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