Nortel 1000E Maintenance Manual page 174

174 Proactive Voice Quality Management
Figure 23
Voice quality monitoring flow diagram
Legend
1. IP Phones and endpoints are polled during a call and at the end of a call
2. Statistics for each metric are collected on the Signaling Server or Voice
3. Voice-quality statistics are compared to threshold settings and a QDR
4. The QDR is forwarded to the Call Server for reporting purposes.
5. An SNMP alarm is generated when a voice-quality metric exceeds the
Copyright © 2007, Nortel Networks
.
to extract voice-quality statistics.
Gateway Media Card.
is created.
Warning or Unacceptable threshold.
Nortel Communication Server 1000
Communication Server 1000E Maintenance
NN43041-700 01.02 Standard
Release 5.0 20 June 2007