Difference between revisions of "Internet Technologies and Techniques"

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http://www.devjavasoft.org/FirstEdition/programmingFundamentals.pdf  
 
http://www.devjavasoft.org/FirstEdition/programmingFundamentals.pdf  
  
Top level of stack (Application layer protocols, protocol = established agreed way of sharing info)
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===Top level of stack ===
  
HTTP, FTP, RTSP...
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(Application layer protocols, protocol = established agreed way of sharing info)
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HTTP, FTP, RTSP, IMAP/POP...
  
 
using telnet in terminal to connect to sputnik.media.aalto.fi  
 
using telnet in terminal to connect to sputnik.media.aalto.fi  
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GET http://sputnik.media.aalto.fi/ HTTP/1.0
 
GET http://sputnik.media.aalto.fi/ HTTP/1.0
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port 80, default port for HTTP connections.
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IMAP/POP, port 143
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DNS = domain name server, basically a server that knows what name links to what ip address of the server.
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For eg. to access sputnik.media.aalto.fi,
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TLD = top level DNS which redirects to local .fi DNS which would send to aalto DNS so on... 
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Look up - ICANN,
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===TCP Transmission control protocol===

Revision as of 09:11, 21 November 2017

Learning Diary

Day 1

http://www.devjavasoft.org/FirstEdition/programmingFundamentals.pdf

Top level of stack

(Application layer protocols, protocol = established agreed way of sharing info)

HTTP, FTP, RTSP, IMAP/POP...

using telnet in terminal to connect to sputnik.media.aalto.fi

Commands in terminal -

telnet sputnik.media.aalto.fi 80

GET http://sputnik.media.aalto.fi/ HTTP/1.0


port 80, default port for HTTP connections. IMAP/POP, port 143

DNS = domain name server, basically a server that knows what name links to what ip address of the server.

For eg. to access sputnik.media.aalto.fi, TLD = top level DNS which redirects to local .fi DNS which would send to aalto DNS so on...

Look up - ICANN,

TCP Transmission control protocol