Android phone as GSM gateway for Asterisk

已关闭已发布的 6 年前货到付款

$750-1500 USD

货到付款

已关闭货到付款

I need to use an android cellphone as an asterisk channel/Gateway. This will make phone calls using Asterisk PBX through a cellphone running android. In this case, Android phone will be acting as a GSM Gateway for Asterisk.

The application working in APK format

Full source code

Simple manual for compiling and generating the application from source

Features :

-Route call from SIP to GSM

-Convert audio from/to SIP and GSM networks

-Able to run on Android 4.0 and up.

- Must run on background

- Must be very lightweight to run on small memory devices

Sip Requirements :

- Register on Sip Proxy/Gateway

- Receive call authenticated by IP, user/pass or no authentication.

- Make calls with or without authentication

- Forward DTMF digits using RFC2833 or inband

- Use codec G711 and GSM

- Be able to use codec G729

- Receive through GSM one 1 simultaneous call and rout it to a predefined SIP client

- Be able to store a CSV with all calls made

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项目ID： #15609799

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technorizen

Hello, I have 6 years of experienced on mobile application (Android ) and App admimn with development web services where admin can manage the app from backend , Relevant Skills and Experience I saw your job post and 更多

$1250 USD 在20天内

(186条评论)

8.6

jinzhenzhu8691

My name is LiMing. I have been coding for over 10 years since I was 16 years old, and have rich experiences. I read your description carefully and understood perfectly Please contact to me and let's discuss your pro 更多

$1250 USD 在20天内

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7.5

inedkov

Hello, Thank you for posting job. I have been developing mobile applications for about 7 years now and I worked on similar projects before. Relevant Skills and Experience So I think I have all qualifications for your 更多

$1250 USD 在20天内

(12条评论)

6.1

eliteapps

We have developed 60+ VOIP SIP apps with DRMF, G729 codecs. What TRANSPORT Media you will prefer? Are you looking for LINPHONE based softphone application? If you are ONLINE then please Initiate the Chat with us and l 更多

$1444 USD 在20天内

(9条评论)

5.6

AzzkaNoor

Bonjour! It is my humble offer to present my services to you for this project. I have passed 15 certifications here (& with 5-star rating) and your project's domain resides in my area of expertise. Relevant Skills and 更多

$1250 USD 在20天内

(5条评论)

5.8

ozvidtech

Hi, OZVID Technologies is a team of 80+ highly skilled developers having lot of experience in website and mobile application development (Android & iOS). We have completed 500+ applicatio... Relevant Skills and Exper 更多

$1250 USD 在20天内

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5.3

reddysir2016

Mobile Application Development - We are experts in Developing Android and IOS Apps we can give you access to Single or as a team of developers as per your requirement. Relevant Skills and Experience Need to know more 更多

$1250 USD 在20天内

(5条评论)

4.5

CLIexpert

Please IGNORE bid price. We can negotiate that after. I Have already done a SIMILAR project for another employer. Relevant Skills and Experience Expert in website development AND mobile development (android AND IOS) i 更多

$1250 USD 在20天内

(2条评论)

3.4

Acentriatech

We review project details and they are clear to us, we are working with few clients for them we have develop SIP client as chrome ext. Relevant Skills and Experience We will develop app using cross platform tech such 更多

$1500 USD 在20天内

(4条评论)

3.2

DigiWhizz

PAYMENT ON COMPLETION. Hey, I'm James, an app developer based in London! Can build hybrid and native apps and definitely interested in your project. Let's discuss when you have the chance... Relevant Skills and Experie 更多

$1190 USD 在9天内

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0.0

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