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Voice quality drop on AP1100 with ECZ800P3 (Doc ID 2441771.1)

Last updated on AUGUST 27, 2020

Applies to:

Net-Net OS - Version E-Cz8.0.0 to E-Cz8.0.0 [Release E-Cz8.0]
Acme Packet 1100

Symptoms

Ping RTT high on media interfaces.

For example a Ping test to the inside realm media interfaces, RTT changes from 1ms to 500+ms time to time.

Significant voice quality drop.

A Pcap taken using the  "packet capture local" command shows incoming media flow has burstiness every second and we can see the jitter and RTP bursts on both interfaces on inwards direction:

 

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
  
References


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