Android phone will be acting as a GSM Gateway

$750-1500 USD

Cancelled

Posted

over 3 years ago

$750-1500 USD

Paid on delivery

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

Android

Asterisk PBX

VoIP

Mobile App Development

Linux

Project ID: 27857055

About the project

9 proposals

Remote project

Active 4 yrs ago

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9 freelancers are bidding on average $1,097 USD for this job

@Mobiquick

Hi, I am a senior developer working here with the small team with mixed values and experienced. I have gone through your post and i found my self perfect developer and would love to be a part of your project. I will work on the GSM based app and provide you long term support. I will dedicated myself for your project full time basis 40 hours / week and provide you ongoing support. We can work together on the scope and deliver the job on time line. I look forward to hear from you soon. Regards, Mahima

$1,000 USD in 20 days

4.9

(20 reviews)

6.3

@NEHABHAT92

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$1,125 USD in 7 days

4.5

(31 reviews)

5.3

@Dominantsoftech

Hi there, I am an expert app developer having 5+ years of experience. I can help to build an app with all features and functionality as per your need. Please contact me for further discussion over chat. Regards,

$1,125 USD in 25 days

5.0

(9 reviews)

4.2

@maijahanzaib

Hi. i read your description and understand your requirements. I have best Android development team . Contact me to discuss in details. Best regards MJK.

$750 USD in 7 days

5.0

(1 review)

0.0

@devtech098

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$1,250 USD in 15 days