VoIP termination solution

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 .

Evner: Linux, Netværksadministrator, PHP, System Administrator, VoIP

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Om arbejdsgiveren:
( 2 bedømmelser ) Oum el Bouaghi, Algeria

Projekt ID: #19029720

9 freelancere byder i gennemsnit $488 på dette job


You have an interesting Project, I would like to help you, I am an expert in asterisk, I can start now if you want.

$222 USD in 10 dage
(5 bedømmelser)

Dear sir, I did a similar system before, I hope to demo and work for you. I am Tuan Tran in Vietnam, I have 12 year in Software Industry . I have experience in PHP (laravel, ci, yii ..)) , nodejs, angularjs, react (j Flere

$277 USD in 3 dage
(50 bedømmelser)

Hi, I have lots of experience in voip and termination. I can resolve your issue and can implement all the features like billing call filtration and load balance , this is no issue for me. We can chat details but keep t Flere

$750 USD in 10 dage
(19 bedømmelser)

Hi, there i have already done all parts for termnination. For IVR we can use lightway sems or asterisk. be free to ask me any question byy, Pavel

$720 USD in 10 dage
(17 bedømmelser)

Hello dear sir, i can configure such setup, but im not familiar with opensips, so i can configure server C on asterisk. Or i can configure server A and B [login to view URL] contact me if you interested in my proposal. Thanks Flere

$250 USD in 3 dage
(37 bedømmelser)

i have 20 years of experience designing and implimenting custom voip solutions. i can complete any aspect of this project from billing, to least call routing, sip/gsm gateway termination etc. I can consult you Flere

$1555 USD in 30 dage
(3 bedømmelser)

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

$155 USD in 3 dage
(1 bedømmelse)

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.

$188 USD in 3 dage
(0 bedømmelser)

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

$277 USD in 5 dage
(0 bedømmelser)