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Android phone will be acting as a GSM Gateway

$750-1500 USD

Annulé
Publié il y a plus de 3 ans

$750-1500 USD

Payé lors de la livraison
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
N° de projet : 27857055

Concernant le projet

9 propositions
Projet à distance
Actif à il y a 3 ans

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9 freelances proposent en moyenne $1 097 USD pour ce travail
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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 en 20 jours
4,9 (20 commentaires)
6,3
6,3
Avatar de l'utilisateur
Hi, I can create I am an experienced Web developer and work on crypto currency development and equipped with all the necessary skills to provide you best website that completely satisfies your business needs. Please share your requirements with me over chat so we can proceed further. Best Regards, Neha
$1 125 USD en 7 jours
4,5 (31 commentaires)
5,3
5,3
Avatar de l'utilisateur
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 en 25 jours
5,0 (9 commentaires)
4,2
4,2
Avatar de l'utilisateur
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 en 7 jours
5,0 (1 commentaire)
0,0
0,0
Avatar de l'utilisateur
Hi, I provide complete web & mobile applications with leading technologies such as Wordpress, Android, iOS, React native, .Net for all your business needs. I am aware that creating client-oriented software takes a mixture of technical excellence and clear communication. I will be more than delighted to receive your requirements and provide feedback on your needs. If you are interested in acquiring such services, Please contact. You can have an overview of my work and can preview portfolio on our website reverbsoft.com. I look forward to providing my professional services to you and are hopeful that you will be intrigued to having us on board for your projects. Thank you.
$1 250 USD en 15 jours
0,0 (0 commentaires)
0,0
0,0

À propos du client

Drapeau de DENMARK
Copenhagen, Denmark
0,0
0
Membre depuis oct. 22, 2020

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