And why should you punch it in the face?
To be honest, mostly revenge…
Because one-way audio and no audio problems hurt.
Really bad.
Especially when they hit you by surprise, as they usually do.
Tag: SIP call flow
CUCM SIP Call Flow Troubleshooting
There is no way around it,
finding the SIP call flow is the first thing you have to do when you are facing a SIP call failure.
Why?
Easy.
Because first of all, you have to understand whether this is a call routing problem or signaling/media compatibility issue.
SIP call flow helps you understand just that, and in a lot of cases, you can pinpoint the problem just from looking at the SIP call flow.