Asterisk on Android creating SIP-GSM gateway

$750-1500 USD

Zavřený

Zveřejněno

skoro před 9 roky

$750-1500 USD

Zaplaceno při doručení

I need an application that runs on Android phones (4.0 or above) and can send/receive calls through SIP (Can use any sip stack like sipdroid) and forward it to the GSM network. The application should then forward the audio and convert from SIP to GSM and vice versa. Full description below. Please review and message me with considerations. If any requirements are unable to be met, please let me know before we make a deal. Summary The goal of this project is to develop an Android application that can send calls through SIP and forward them to the GSM network AND receive calls from GSM and forward to SIP. The application should then forward the audio and convert from VoIP to GSM and vice vers General Deliveries The application working in APK format Full source code Simple manual for compiling and generating the application from source A SIP client running on another phone that connects to the server via WIFI and able to demonstrate the functionality in this project. Features - Route call from SIP to GSM - Route call from GSM to SIP (preconfigured SIP client) - Convert audio from/to SIP and GSM networks - Able to run on Android 4.0 and up. Application Configurations - Enable or disable the app - Enable to receive calls only on wifi or all networks - Enable to route calls from GSM to SIP (SIP address is configured through an API) - The number to send the call should be configured through an API that is supplied with the APP - Enable to route calls from SIP to GSM - Must run on background - Must be very lightweight to run on small memory devices - Configure SIP Accounts.

Android

Asterisk PBX

iPhone

Mobile App Development

VoIP

IČ projektu: 7790967

O projektu

18 nabídky

Vzdálený projekt

Aktivní před 9 roky

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18 freelanceři nabízejí v průměru $1 301 USD za tuto práci

@qitsol

A proposal has not yet been provided

$1 184 USD v 20 dnech

4,8

(60 recenze)

8,1

@fashionMobile7

Dear sir. To get me in here, will be one of your Gold. I am a high quality and top mobile developer. I have rich experiences in developing mobile app for over 5 years. Before felling in love with mobile apps, I had worked extensively with Java, Objective C, Eclipse, XCode, C/C++ to have a strong grip on OOP and design patterns. Worked in domestic/global app development teams during my last 5 years, gained rich experience and knowledge in mobile app development. This project is one of my excellent skills and full experiences. I will provide high quality result and fast service within your budget, surely. My working time and communication will be flexible to meet your requirement. Let's go with me! Best regards!

$1 184 USD v 20 dnech

5,0

(37 recenze)

8,0

@wangrui8080

HI I've read your requirements in detail. I'm kick-ass amazing phone developer who is not afraid to dig in and make things happen! Iím available for communication 15+ hours a day including voice chatting. I will be more than happy to get your response. Please check my review and portfolio. Thank you for reading my words.

$1 184 USD v 20 dnech

5,0

(19 recenze)

7,7

@honeypotant

Hello. I've read your project description. I'm very interested in this project. I'm sure that I can make this app. Regards.

$1 250 USD v 20 dnech

4,8

(94 recenze)

7,6

@dingxudong

HI! In reviewing your project description, I was excited to learn that you are looking for an amazing and reliable mobile app developer to make your idea come to life. And your job really caught my eyes because my experience and expertise are perfect match for your job. With a great passion and strong educational background, I learned to follow the International Standards for Quality Assurance and I always ensure both really fast turn-around and high quality. I'm aiming at building highest quality apps more competitive than others in the market and I offer the most COST-EFFECTIVE solution for this. I would like to discuss further with you on the work and willing to be on same page for better understanding. Best Regards Ding

$1 184 USD v 20 dnech

5,0

(9 recenze)

5,5

@XcodeSursu

Thank you for viewing my profile you can check have 5***/5*** also you can check happy customer. always trying to get customer satisfaction. I have gone through your project requirement specification and as per my previous experience with this we are capable to do this project. please give a chance to proved our skill. Welcome to one of the best services available for your online needs. We provide you industry standard Mobile Apps, Software, Desktop Apps, Web Stores, Websites and Web Apps. So, you get all at one place! We can provide you the following: - iOS applications - Android applications - Software for all purposes - Desktop applications - Websites - Web applications - Ecommerce websites/ Web stores We specialize in: - Objective C, Cocoa, iOS 4, 5, 6 - Java, Google Android - WordPress, Joomla - WP Ecommerce, Magento - PHP5, PHP, MySQL - C#, C++, C - ActionScript 3.0, AIR, XML Please check reviews of our happy customers to boost your confident about us! Thanks. replay me on pm we need more discussion about your project ..

$800 USD v 12 dnech

5,0

(10 recenze)

1,6

@kandimurthy

10 plus years of software development and design experience in VOIP, telecom and database domains. Strong Programming and debugging experience in UNIX network programming, Linux Programming, Multi-Threading, libraries development, CLI programming, POSIX Thread programming, Socket programming(TCP,UDP and Web Sockets etc..),Client/Server Programming, Asynchronous and synchronous I/O programming ,Inter Process communication, Database programming, SQL, Developing new Application level protocols using TCP/IP, UDP, and Web Sockets, classes, interfaces and STL. Programming experience on development of SIP servers,call processors,registrars,presence and Proxies,media servers and ACD. Programming experience on WebRTC,WebSockets,ICE and NAT handling. Hands on experience in development and debugging on Asterisk PBX(Installation,setup,programming,developing modules and debugging).Worked on core modules of the asterisk,sip,features,apps,media bridging,IVR,voice mail,call recording,ACD,AGI and A2Billing. Hands on development and debugging experience on Kamailio,Open SER and RTP Proxy. Strong programming and debugging experience in C,C++,PHP,Python,PERL and Shell Scripting under Linux environment.

$1 666 USD v 30 dnech

0,0

(0 recenze)

0,0

@momenamin

Hello! I am fully understood the description and I am interested about the project you have posted.. NOTE: i can do it by USB dongle + install one software (GSM gateway SW) on your PC (XP or WIN7) and this software will be communicate with your Asterisk & FreePBX, to send & receive calls and DTMF is working perfectly. if you interested contact me.

$750 USD v 4 dnech