1.

Client - - - - - - - - - - - - SEND REQUEST (CLICK) - - - Web Server

2.

Client - - -RETURN HTML PAGE - - - - - - - - - - - - - - Web Server

3.

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hot text relative
hot text absolute
 

 

 

 

 

<- - - - - - <html>
<- - - - - - <body bgcolor=white>
<- - - - - - <a href="other.html">hot text relative</a><br>
<- - - - - - <a href="http://gma.com/">hot text absolute</a>
<- - - - - - </body>
<- - - - - - </html>
What the client sees                           The HTML sent

4a.

Client clicks on relative URL hot text

Client - - - - - - - - SEND REQUEST for "other.html" - - - Web Server

Client - - -RETURN "other.html" - - - - - - - - - - - - - - Web Server

4b.

Client clicks on remote hot text (URL beginning with http://)

DNS (Domain Name Server) finds number

Client 
   /              _________
   \    ____     /	   \
    \  /    \___/	    \			________
     \/			     \ 		      /		\
			      \___hills______/           \___________
								     |
								     |
								    /
								   /
							    /^\	  /
							    | | g-ma's house
								/
							       /
							      /
							     /
						            /
							   /
							  /
							 /
							/
					               /
Web Server
Client <- - - - - SENDS ITS HTML PAGE- - - - - -