Chapter 6: Primary Rate Interface
maintenance
Contents
This section contains information on the following topics:
PRI commands (LD 60) on page 40
PRI alarm commands on page 41
PRI test commands on page
42
PRI tests on page 43
PRI self-test on page 43
PRI automatic loop test on page
44
PRI midnight routines on page 44
Link diagnostic and remote loop-back tests on page 44
PRI error detection on page 46
Bit error rate on page
46
Bit error rate thresholds on page 47
Frame slip on page
48
Frame alignment on page 50
TN-to-channel number conversion on page
52
Use the error counter on page 53
Replace the PRI on page 54
Pulsed E and M DTI2 signaling on page
55
Error messages on page 55
Diagnostics on page 56
ISDN Primary Rate Interface Maintenance November 2011 39