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Android Apps SIP bridge to GSM Network

$250-750 USD

Closed
Posted over 11 years ago

$250-750 USD

Paid on delivery
Hi, I have a project to develop Android apps to bridge voice from SIP to GSM, below the requirement and flow Requirement 1. Support all Android phone and all android version 2. SIP must support standard sip pbx or sip proxy. example Asterisk or VoipSwitch 3. Option to support SIP TLS 4. Support Wifi and 3G internet apps 1. Android using SIP can register to SIP PBX or SIP proxy using Wifi or 3G 2. SIP PBX/Proxy send call to android phone and android phone will send call to GSM flow 1. SIP PBX/Proxy ->(via internet Wifi or 3G) -> Android Phone -> GSM Network Delivery 1. Deliver the source code and installation apps
Project ID: 3983764

About the project

10 proposals
Remote project
Active 11 yrs ago

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10 freelancers are bidding on average $3,345 USD for this job
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Please see our mobile profile.
$2,000 USD in 20 days
4.8 (59 reviews)
8.1
8.1
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Hi, We are a team of professionals from Toronto and have placed a bid of 2500$ on this project. Please do see our related work there. We try to provide best possible work with a very competitive price. Please do let us know if you have any questions. We will provide you - With android application for bridging voice from SIP to GSM. - With all the features like SIP will support standard proxy, You will have an option to support SIP TLS and it will work on both wifi and 3g network. - Will give you support after development - Will provide the source code Look forward to hearing back from you soon. Thanks Daniel
$2,500 USD in 30 days
4.8 (11 reviews)
5.9
5.9
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Hello Sir , ##################### Plz check your PMB ######################### Thanks
$700 USD in 22 days
4.3 (17 reviews)
5.6
5.6
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Hey , Thanks for posting. gone through with the requirement and we understood. check your private message board for detail proposal. Thanks
$250 USD in 5 days
5.0 (9 reviews)
3.8
3.8
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We are experienced and highly skilled in mobile app development. We have a dedicated team of developers and can provide you the best results. Please see PMB for detailed BID. Thanks and regards, Jawad Ashraf
$3,000 USD in 40 days
5.0 (1 review)
3.4
3.4
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We are andriod apps developers and have been developed large scale andriod applications so would like to win this project, please check private message for examples and take your decision. Thanks
$5,000 USD in 60 days
5.0 (2 reviews)
1.6
1.6
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Custom software development: w w w . The Administrator removed this message for containing contact details which breaches our Terms of Service . i o
$750 USD in 1 day
0.0 (0 reviews)
0.0
0.0
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Please check your PM inbox.
$7,000 USD in 21 days
0.0 (0 reviews)
0.0
0.0
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we will provide you complete Solution as per your need. For more detail please check our message where you can find our previous work too
$250 USD in 4 days
0.0 (0 reviews)
0.0
0.0
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We are professional team, we already did implement such kind of projects.
$12,000 USD in 90 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of HONG KONG
Central District, Hong Kong
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Member since Nov 25, 2012

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