Required to make a android sip dialer with build in tunneling and encryption

Required to make a android sip dialer with build in tunneling and encryption

the platform must be able to handle 1000 concurrent calls

2 way calling out going and incomming

the dialer must be integrated to wok with asterisk and A2billing system Voipswitch

option for new account registration

save user ID and password

option to reset forgotten password

refill credit via PayPal or Credit card

should be custom built and able to add additional features later.

should show customers current balance, call history etc...

highly secured against bruit force and other attacks

highly stable and reliable

below specs:

# VoIP calls with auto QoS using the SIP protocol standards (both incoming and outgoing calls)

# Android OS: [login to view URL] - and above

# Connection: GPRS, EDGE, WiFi, 3G, 4G (all above 15 kbits)

# Built-in tunneling and encryption (for both the signaling and the media)

# Codec: G.711 (PCMU and PCMA), GSM, Speex, iLBC, G.729 G.723

# Automatic fine-tuning (including codec selection) depending on your peer capabilities, network speed and CPU power

# AEC (acoustic echo canceller), Denoise filter, AGC (automatic gain control), PLC (packet loss concealment), Silence suppression

# System phone-book

# Call history

# Balance and rating display, call timer, status logs, detailed logs

# Multi-tasking support -listening for incoming calls in the background

# Speakerphone, Mute and Hold

# DTMF (RFC2833 or INFO method)

# NAT/Firewall support, stable SIP and RTP ports, auto QoS, light STUN protocol and auto configuration

# DNS SRV record lookups

# Logging support for trouble shooting

Habilidades: Asterisk PBX, VoIP, Android, Linux, Mobile App Development

Veja mais: android sip dialer, android sip dialer g729, make custom dtmf dialer android, make sip dialer, android sip encryption mobile, android sip integrated dialer, android sip iphone dialer, source code sip dialer android, android sip dialer source, android sip mobile dialer, open source sip dialer android, android sip dialer developer, sip dialer tunneling encryption, custom build android sip dialer, sip dialer with tunneling

Acerca do Empregador:
( 0 comentários ) istanbul, Turkey

ID do Projeto: #21043604

20 freelancers estão ofertando em média $1084 para esse trabalho


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