Trouble locating and clearing procedures (continued) 1-629
DMS-100 Family NA100 Trouble Locating and Clearing Procedures Volume 2 of 2 LET0015 and up
Troubleshooting a customer-reported failure
No FRIU alarms
(continued)
13
Check the operational measurements (OM) that apply to DataSPAN. Look for
high counts of cyclic redundancy test (CRC) errors in:
•
OM group FRSAGENT, register PTERR for each involved agent
•
OM group FRSPM, register PORTERR for each involved device
•
OM group FRT1, register FRT1CRC for the involved carrier
For example, to check register FRT1CRC for OM group FRT1, type
>OMSHOW FRT1 ACTIVE 3
and press Enter.
Example of a MAP response
For more information on OMs, refer to
Operational Measurements Reference
Manual.
14
To post the access channel, type
>CARR;CHAN;POST chan_no
and press Enter.
where
chan_no
is the channel number that appeared in response to the PVDNCI
command
Example of a MAP display
15
To check the traffic level on the access channel, type
>QTRAFFIC
CLASS: ACTIVE
START:1997/08/21 21:15:00 THU; STOP:1997/08/21 21:16:10 THU;
SLOWSAMPLES: 1; FASTSAMPLES 7;
INFO (FRT1OMINF)
FRT1LCGA
FRT1RCGA
FRT1LOF
FRT1SBU
FRT1MBU
FRT1CBU
FRT1BER
FRT1ES
FRT1SES
FRT1UAS
FRT1AIS
FRT1CRC
3 FRIU
29
0
0
0
0
0
0
0
0
0
0
0
0
CARRIER Alarm BER ES SES UAS
InSv <–9. 0 0 211
CHANNEL 1
N
CHANNEL 1 ( 24 x DS0)
InSv /NoLMI