Nortel Meridian 1 Administration And Maintenance page 471

Appendix A — 2Mb PRI implementation
7 Define PRI parameters and thresholds. Use Overlay 73.
Prompt Response
REQ CHG
TYPE PRI2
FEAT LPTI
LOOP X
MFF AFF, (CRC)
FIRM (REG), ALT
SLP mc mt oc ot
BPV n1 n2
RATS 1-(10)-15
CRC n1 n2
FAP n1 n2
Option 11C
Description
2 Mb PRI
X is the slot number of the 2 Mb PRI card.
The Framing Mode.
Default or alternate alarms selected
Slip error count,
mc —Maintenance threshold slip count, 1-
(5)-255
mt —Maintenance threshold time, default 24
hours, see Note after Step 3
oc —Out-of-service threshold slip count,
1-(30)-255
ot —Out of service threshold time, default 1
hour, see Note after
Step 3
Bipolar violation error count, 1-(128)-255 for
n1, 1-(122)-255 for n2.
n1 is multiplied by 16 to obtain the actual
count, giving an actual count range of
16-4080.
number seconds firmware has to check and
validate error rate condition.
Cyclic redundancy check error count
1-(201)-255 for n1, 1-(97)-255 for n2.
n1 is multiplied by 4 to obtain the actual count,
giving an actual count range of 4-1020.
Frame alignment problem error count
1-(28)-255 for n1, (1)-255 for n2.
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