VOIP Monitoring system

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VOIP Monitoring system
I have several FreePBX / Grandstream PBXs, hosted and on-premise, I am looking for a monitoring system that can help me with the following:
1. Automate test calls and verify two-way audio
2. Detect packet loss, jitter, or latency issues
3. Monitor SIP and RTP packets
4. Monitor SIP registration for specified extensions / trunks
5. Alerting capabilities
6. Does not overuse pbx cpu/memory
Skills:
Asterisk PBX
, VoIP

Company info

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