Figure 23: Frame alignment thresholds
If a loss of frame alignment condition persists for three seconds, the af
fected DTI/PRI card is
taken out-of-service and a Red alarm (local alarm) is raised. See
Figure 24: Loss of frame
alignment on page
118.
If the loss of frame alignment condition clears at least 15 seconds, the DTI/PRI is automatically
restored to service. The following DTA message is generated:
Table 56: DTA message output
DTA021 Loss of frame alignment has persisted for 3 seconds.
Figure 24: Loss of frame alignment
1.5 Mb DTI/PRI maintenance
118 ISDN Primary Rate Interface Maintenance November 2011
Comments? infodev@avaya.com
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