Bandwidth Saver and VPN for bypass VOIP traffic and setup voip gateway

Avg Bid (USD)
Project Budget (USD)
$30 - $250

Project Description:
Project Description: Need to optimize bandwidth by 80% by removing voice headers just like,, Teles Voip Box and and then encrypt need to bypass VOIP blockage like Ip block and voice packate blockage.
Explanation of scenario:
Calls to be sent from soft switch to voip optimizer vpn server which will remove headers and encrypt the voice traffic and then send to my gateways. hope no clients to be installed my end all to be sent direct to the gateways. need a auto billing system which will synchronize the gateway device and client end server and monitor the calls statistic.

Skills required:
Asterisk PBX, MySQL, PHP, Software Architecture, VoIP
About the employer:
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$ 1000
in 3 days
$ 150
in 4 days
$ 750
in 2 days