Đã Đóng

VOIP SIP CALLING SYSTEM

16 freelancer đang chào giá trung bình $264 cho công việc này

digitalaptech

Hi, I have worked with several VoIP API like Twilio. Yay etc. That why I would highly recommend creating a test environment/POC before finalizing the service provider/s to be implemented. I will use the sample co Thêm

$500 USD trong 10 ngày
(61 Nhận xét)
7.7
kingAsterisk

hello, we do that. we already provide a2billing calling card solutions. we have 10 year experience with asterisk, vicidial, a2billing, freepbx. Also We Expertes in Asterisk, vicidial, A2billing, FreePBX, Voicebr Thêm

$250 USD trong 3 ngày
(40 Nhận xét)
6.2
iKcon

Hello. We are Team iKcon. [login to view URL] We have been dealing with Asterisk/A2billing from past 7 years. As per your need for calling card solution you should go with A2billing. For more information and Thêm

$250 USD trong 3 ngày
(39 Nhận xét)
5.9
mula9211

Hi, I have lot of experience in VOIP and have done this many times before. Please have a look at my profile. I assure you of a high quality professional solution. We can chat details

$250 USD trong 3 ngày
(19 Nhận xét)
5.2
Erewin

hi, i have ready solution with asterisk + a2billing, ready to give you demo access. be free to ask me any question bye, Pavel

$240 USD trong 1 ngày
(16 Nhận xét)
5.0
kzaouli05

Hi , im a voip system administrator and telecom engineer, a demo is available containing Freepbx,a2billing, calling cards , payment gateway and more ,thanks to contact me for mor details . Regards, Kamal zaouli

$300 USD trong 7 ngày
(12 Nhận xét)
5.0
mspratt249

I can set you up a simple linux based system for generating pins, terminating traffic, billing pins, authenticating pins, html site billing integration, backend pin generator.

$555 USD trong 30 ngày
(3 Nhận xét)
3.0
xavient3

"Hi, Hope you are doing well! Thanks for sharing your project requirement with us. It will be our great pleasure to work on your project. I have checked your requirement, yes we can do it, because we already work on si Thêm

$208 USD trong 7 ngày
(0 Nhận xét)
0.0
$155 USD trong 3 ngày
(0 Nhận xét)
0.0
khongtoan71

send me the details you need

$333 USD trong 5 ngày
(0 Nhận xét)
0.0
kkashikk

hello already did calling card setup in UAE , KSA , Oman , so can give current working solution . Thanks

$250 USD trong 4 ngày
(0 Nhận xét)
0.0
voipnowpbx

Hello, I am in the telecom business as well, I have developed a system that you might be interested in on having done for your company. We are digitauusa.com. Might even be able to offer you wholesale voip miniutes Thêm

$305 USD trong 3 ngày
(0 Nhận xét)
0.0
hjmoller

I'll setup asterisk, freepbx and a2billing in a vps as requested and provide support after deployment. English/Spanish fluent.

$222 USD trong 3 ngày
(0 Nhận xét)
0.0
atefsaeed2010

We will do it for you perfect and fast. This is our daily business, check our website and offered services [login to view URL] Relevant Skills and Experience We will do it for you perfect and fast. Thêm

$30 USD trong 1 ngày
(0 Nhận xét)
0.0
anujvats111

Hello, I Read your project description that is to setup VoIP system and i am very interested in your project. I am a professional developer and i have 3+ year exp in VoIP. And i have already completed that type of Thêm

$222 USD trong 3 ngày
(0 Nhận xét)
0.0
yogindra123

Scripting language: XML,Shell,Groovy,Jmeter Data Base: Oracle , Postgres , Operating Systems: Linux, Windows, Automation Test Tools: UFT,SIPP, ethereal, DIG, SOAPUI, TestNG, See test Telecom Knowledge: OSS,BSS Thêm

$155 USD trong 3 ngày
(0 Nhận xét)
0.0