Analyze a wireshark log

Job ID: 32978241

Budget: $30 – $250 USD

We have a intermittent issue with the audio missing during a call for like 5-20 seconds.
It is a complicated corporate network but we have caught the issue at wireshark.
I need an expert in voip and network to analyze this and give me the reason for the error.

The error occours in about timestamp 173
Related categories: Asterisk PBX VoIP Network Administration