Tangofx Sessions is a plug-and-play VoIP platform that offers unified communication without the need for user registration, allowing for direct peer-to-peer communication while maintaining privacy. It features a highly flexible API conforming to the latest web standards, which developers can use to create customizable communication applications. The solution is scalable, operates efficiently over various network types, and provides an immersive experience through easy-to-integrate widgets.

1. TangoFX
Sessions
Altanai Bisht
https://altanaitelecom.wordpress.com/

2. What is TangoFX Sessions ?
• TangoFX Sessions is a plug and play platform for
VoIP ( voice over IP ) telephony.
• It provides unified communication and
collaboration service.

3. What is the differentiator with other
internet call services?
• No registration , login for account management
required .
• Communication is directly between peer to peer ie
information privacy.
• Third party apps , services can be included as widgets
on TFX platform.
• Can be skimmed to be embedded inside Mobile app
webview , iframe , other portals etc anytime .

4. TFX session API for Developers
• Highly flexible and customizable VOIP platform.
• Generic , widely applicable API for developing
applications for communication sessions.
• Intune with latest open standards from w3C , IETF
, Google.
• Applications can go as wide as your imagination.

5. How does TFX Sessions work ?
• Signalling channel establishes the session using
Offer- Answer Model
• Browser’s media API’s , like getUserMedia and
Peerconnection are used for media flow
• Media only flows peer to peer

7. Technical Insights

8. Components of TangoFX
WebRTC1
Chrome APIs2
Socketio3
AngularJS , RequireJS4
Jquery5
Widgets6
Media APIs7
Amazon Ec2 , HTTPs certificate8
TURN server9

9. Components

10. Salient features
❏ The underlying technology of TangoFX is webrtc with socket based signalling .
Also it adheres to the latest standards of W3C , IETF and ITU on internet
telephony .
❏ TangoFX sessions is extremely scalable and flexible due to the abstraction
between communication and service development. This make it a piece of cake
for any web developer using TangoFX interface to add his/ her own service
easily and quickly without diving into the nitty gritties .
❏ TangoFX is currently packaged in a chrome extension supported on chrome
browser on desktop operating system like window , mac , linux etc .
❏ The call is private to both the parties as it is peer-to-peer meaning that the
media / information exchanged by the parties over TangoFX does not pass
through an intervening server as in other existing internet calling solutions.
❏ TangoFX is very adaptive to slow internet and can be used across all kinds of
networks such as corporate to public without being affected by firewall or
restricting policies .

11. References and Links
• Web Store TangoFX link
https://chrome.google.com/webstore/detail/tfx-
sessions/aochimdcllmgleokpnlabijehdlmkdga
• Manuals and documents for Users and Developers
https://tfxserver.above-inc.com/static/manuals/src/menu.html

12. Closing Note
❖ WebRTC based communication and collaboration
solution .
❖ Open standards from w3c , IETF , Google etc.
❖ Scalable and customizable.
❖ Immersive and interactive experience .
❖ Easy to build widgets framework using TangoFX
APIs.

13. Thank you !