How To Setup a Yealink Phone on OpenVPN to a FreePBX Server

I decided to do a video on how to do this. There is no real end to end guide to do this with a Yealink phone. Yealink's VPN document is based on CentOS 5.8 and Windows XP, so I wanted to make a new one in case someone else has a problem doing this.
How To Document I made: drive.google.c...

[@networkengineersplayground]

How To Document I made: drive.google.com/file/d/1aAFzD8Qz-H3g23FVPlbb74cIlEAx3e_k/view?usp=drive_link

[@ayadwalid680]

What about freepbx "Astersik" connect to goip gsm gateway?
If you have video about that?
Thanks

[@networkengineersplayground]

I don't have any customers doing GSM