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We are looking for SIP mobile dialers for android, iPhone, Symbian, Blackberry, Windows OS & PC based Soft-phone. Dialer(s) and soft-phone should be equipped with (VPN) tunneling feature to enable operation in VoIP blocking locations such as Gulf Region and to assist with NAT Traversal.
Should be able to integrate with any switch just by adding their IP Address. OpenSips platform and make adjustments as necessary so we need the dialers with source code.
Dialer should work on WIFI, 3G. Should be able to handle callthru. SMS, Brandable, Scrolling Message capable.
Please bid only if you have developed the dialer already and if you can provide us a demo would be great.
Check the attached file for complete details.
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