Mapping to Networking discussion

Anonymous
timer Asked: Mar 4th, 2019
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Question Description

HI

HOW ARE YOU DOING?

I NEED SHORT PARAGRAPH ABOUT THIS SLIDE INCLUDE THIS INFORMATION IN WORD DOCUMENT


IT IS FOR PRESENTATION LENGTH 2 MIN


THANK YOU

Mapping to Networking discussion
screen_shot_2019_03_04_at_12.26.03_pm.png

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• slide and in-class presentation should include everything in the rubric. Rubric Presentation 1 Rubric (1) Presentation 1 Rubric (1) Criteria Ratings Pts Project Description This should include an overview and background of the selected technology. 2.0 pts Mapping to Networking How is this a networking project? 2.5 pts References, Composure & Group Separation of Duties References, Groups Presentation Composure, and Individual Contributions. 2.0 pts Slide Content & Formatting Presentation Slide Content & Format 1.0 pts Future Work What is the group's future approach? 2.5 pts Total Points: 10.0 Voice connections using Facebook Messenger Applications Layer • • • Soft phone/Call Manager/Human Speech H.323(81P/MGCP) SIP port 5060 to transport layer Transport Layer • RTP/UDP (media); TCP/UDP (signal) Network Layer • IPv6 Application Layer Sender Soft phone – click on call icon in app to initiate call Call Manager H.323/SIP session initiation protocol CALL SIGNALING SIP – it is a rule book on how to locate other party, which codec to use, how to construct and send IP signaling packets, how to manage communication SIP – invitation signal sent with all the rules of engagement. Similar to TCP three-way handshake. Received to initiate voice communication. Human Speech recorded by microphone on mobile device Port # (RTP Ports 5004-5005, SIP 5060) to transport layer Transport Layer Sender TCP/UDP (signal segments) to initiate connection CARRYING CALL RTP/UDP (media segments) to send voice transmission Receiver Soft phone – click on icon in app to acknowledge call Call Manager H.323/SIP SIP – invitation signal received with all the rules of engagement by playing phones ringing sound. It is acknowledged when the receiver picks the call Human Speech played back to receiver Port # (RTP Ports 5004-5005, SIP 5060) from transport layer Receiver TCP/UDP (signal) to receive connection RTP/UDP (media) to receive voice transmission breaks voice data messages into segments and sends to network layer reassembles segments into voice data messages sends to application layer. Network Layer Sender Encapsulates segments into data gram IPv6 Signaling datagram Media datagram (voice codecs include G.711 and G.729) Receiver Delivers segments to transport layer IPv6 Signaling datagram Media datagram G.711 – uncompressed high quality, high bandwidth G.729 – compressed, uses less bandwidth Coder - Voice data encoded into binary numbers Converts audio signal to compressed digital form for transmission Decoder - Binary numbers decoded Converts back from digital to uncompressed audio signal ...
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AndrewGrant
School: Purdue University

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Anonymous
awesome work thanks

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