Hi there
I am expert and experienced Network planing, VoIP and Collaboration engineer, having years of resume on enterprise networks such as Mobile Career's platform and Telecom Companies.
I have Designed, Implemented and Operated more than 10 Full termination platform, and have a pure knowledge on VoIP and fully familiar with the best soft-wares to do this. (Asterisk , A2billing, Yate Telephony)
As a resume on my local projects i have finished a termination platform for a mobile career and i can Demo for you, and the resumes on freelancer are :
https://www.freelancer.com/projects/Asterisk-PBX-network-administration/kamailio-fault-tolerant-voice-switch.html
https://www.freelancer.com/projects/Linux-System-Admin/Asterisk-with-Bandwidth-Optimizer-for.6886121.html
Looking for more information just checkout my profile.
Kindly looking forward for your information.
Regards.