We are termination provider we have a specific solution in mind and we are looking for high skilled VoIP developers to achieve our goal.
Our solution consist of 3 separate servers
Server A: handles client registration, incoming traffic and billing
Server B: filter spam and fake calls coming from clients
Use IVR to filter these calls (answer all calls and ask caller to enter dtmf. no dtmf drop call)
Must have on/off feature
Server C: register gsm gateways using pptp vpn and load balance outgoing traffic to gateways based on number of calls
For server A we have a2billing and asterisk in mind
And for server C we want opensips with gui installed.
When we finish we must test call from one of our .
9 freelanceria on tarjonnut keskimäärin 488$ tähän työhön
Dear Sir, I am into Development from 4-5 Year. I can complete your work within your time limit Excellent Spoken Skill. Kindly give me chance to complete your work. Regards, Hassan Ahmad
I am a professional system and Network administrator. I have good experience in IT, VoIP, System administration, asterisk, FreePBX and other servers. I can setup VoIP for you.
Hi, I have expertise in Asterisk and read your requirements. I can deliver good quality VoIP solutions. Please message me to start project discussion Thanks, Kamran