VoIP(SIP) Call to Mobile Call out
$750-1500 USD
Paid on delivery
Android application
VoIP(SIP) module in Anndroid ,
Convert SIP to Mobile Call (WCDMA, LTE ..)
SIP ==> Android base Mobile Call out
Android Mobile Call in ==> SIP
Project Description:
I need an application that can send/receive calls through SIP (Can use any sip stack like sipdroid) and forward it to the Mobile network.(WCDMA, LTE ..etc) The application should then forward the audio and convert from SIP to Mobile
Codecs: Minimum g711, desired g729.
Full description below. Please review and message me with considerations. If any requirements are unable to be met, please let me know before we make a deal.
Summary
o The goal of this project is to develop an Android application that can send calls through SIP and forward them to the Mobile network AND receive calls from Mobile and forward to SIP. The application should then forward the audio and convert from VoIP (RTP) to Mobile and vice versa.
o The app should be able to run on cheap devices (+-100$). or run as just Application
General
o Deliveries
o The application working in APK format
o Full source code
o Simple manual for compiling and generating the application from source
o The project will be closed source and must be able to be sold on Google Play, so must NOT use an open licensing model that prohibits closed source code.
Features
o Route call from SIP to Mobile
o Route call from Mobile to SIP
o Convert audio from/to SIP and Mobile networks
Application Configurations
o Enable or disable the app
o Enable to receive calls only on wifi or all networks
o Enable to route calls from Mobile to SIP
o Choose a fixed number to send the call
o Enable to route calls from SIP to Mobile
o Route the call to number on INVITE field or a custom field Or route the call to a fixed number defined by user
o Must run on background
o Must be very lightweight to run on small memory devices
o Configure SIP Accounts
o Create a mini dialplan to choose which chip to use based on techprefix
Sip Requirements
o Register on Sip Proxy/Gateway
o Receive call authenticated by IP, user/pass or no authentication.
o Make calls with or without authentication
o Forward DTMF digits using RFC2833 or inband
o Use codec G711, and GSM
o Be able to use codec G729
o Create a mini dialplan to choose which chip to use based on techprefix, per SIP Account
o Hability to register more than 1 SIP account (but receive just 1 simultaneous call)
o Be able to store a CSV with all calls made
Skills required:
Android, Arquitetura de Software, VoIP
Project ID: #4682485
About the project
12 freelancers are bidding on average $2480 for this job
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