I’m looking for a patient, technically-savvy trainer who can take me from my current beginner level to confidently performing advanced troubleshooting and maintenance on both FreeSWITCH and OpenSIPS. Scope of the masterclass • Begin with a quick foundation to be sure my basics are solid... (Budget: $30 - $250 USD, Jobs: Asterisk PBX, FreeSwitch, Linux, Network Security, SIP, Troubleshooting, VoIP, Zoom)