Asterisk SIP Troubleshooting command line .VOIP communication common protocol is SIP .
SIP Troubleshooting is very important in VOIP. Below are some basic command used in SIP Troubleshooting.
sngrip Capture and Analyse SIP Packets on the Command Line
yum install sngrep
apt-get install sngrep
For more details visit :- https://falkus.co/2018/07/sngrep-capture-and-analyse-sip-packets/