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ITSP softswitch Callback + Website


We are a small IT company starting of services in Canada and United States and we are looking to build a one stop ITSP Softswitch Solution for callback with the following attributes;


Handling at least over 10000 Concurrent Calls at a given point in time

Service setup takes just few hours

Real-Time Traffic Control and Rerouting

Full Customer Support

Billing and Monitoring by Customers

Full Support of [url removed, login to view] and SIP

Full Support of g711, g729, gsm, speex, ilbc and other codecs

Media Transcoding (Codec Conversion)

H323 to SIP (and vice-versa) Conversion

Billing & Accounting

Prepaid and Postpaid Customer Management

Real Time Balance Update

Balance Dependent Routing

ASR/ACD Dependent Routing

Settings Customer Credit Limits

Payments and Billed Minutes Consolidated Report

Automatic Invoices to Customers


Least Cost Routing

ANI Routing

MS Excel Upload and Download

Setting Priorities and Weights

Automatic Routing (by quality, price)

Online call debugging

Reporting & Alerting

Real-Time Billing

Real-Time ASR, ACD, and Codecs Information

Real-Time Traffic Graphs

Active Calls

Profit/Margin Report

Call Detail Records (CDR)

CDRs Download

Advanced on Demand Sales, Billing and Support Reports

The architecture should comprise of at leas the following hardware:

Telephony Servers Clusters - OPenSIPS

Connectivity to PSTN- SIP Providers

Billing System (preferably A2billing)

Database cluster (Mysql)

Webserver Cluster (HTTP/HTTPS) Monitoring Systems, administrations/Customer web

Kỹ năng: Asterisk PBX, Linux, MySQL, UNIX, VoIP

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Về Bên Thuê:
( 0 nhận xét ) calgary, Canada

Mã Dự Án: #1055697

6 freelancer đang chào giá trung bình $4750 cho công việc này


Hi, We are Asterisk/VoIP solution provider. Please check your PMB for related work detail and references. Thanks

$5500 CAD trong 30 ngày
(12 Đánh Giá)

Please check PMB

$6000 CAD trong 30 ngày
(19 Đánh Giá)

I can do it. Pls see you PM.

$5000 CAD trong 30 ngày
(9 Đánh Giá)

Hello sir, I WANT TO SELL MY WEBSITE [Removed by Freelancer.com Admin] . I need urgent $450 usd. My wife is very sick so I need urgent $450usd within 2 days .Please Check my website [Removed by [url removed, login to view] Thêm

$3000 CAD trong 5 ngày
(0 Đánh Giá)

Our company is working in the field of billing system, developing of web billing system, web development, vtiger CRM and Database programming ! We have exprtiese in PHP ,Mysql,MS SQL ,HTML ,ASP ,CSS, wordpress, Ill Thêm

$4000 CAD trong 50 ngày
(0 Đánh Giá)

Hi, I am Voip consultant, with 12 years of experience in telecom and carrier environments. I sent you a private message. Best regards, Steve

$5000 CAD trong 30 ngày
(0 Đánh Giá)