Page 4 - ระบบเครือข่ายคอมพิวเตอร์ 30105-2002
P. 4

16


                      , *   -


                       1.     
	 ก
                                                                                            ,

                                 ก   (      	  	      	        	  	ก   $C         	
  
"   		ก4  2       	  "  ก
                           "   ก  ; 
 (Broadcast networks)   "   ;) -  	-;)  (point-to-point networks)
                       2.   ก   ก


                                   ก   ก      	  	        	
  
		ก4 ,  $C  2 "    	        	
  
"   Peer-to-Peer

                           "         	
  
"   Server Based


                       3.    "  
	 ก


                                    "  
	 ก      	  	       	
  
 (Network Topology)  6    6[  "    7 (Bus Topology)


                           "      (Star Topology)  "    "'   (Ring Topology) "  7  -   (Mesh Topology)   "
                           4`     (Hybrid Topology)

                       4. $   %&




                                        	
  
 	      	 7    8;( " ก   
   "  ก  5 ,   
	        	
  
4       ,
                           '  
$   %&               	
  
&,	 8    (LAN: Local Area Network)   Metropolitan Area
                                          6[

                           Network (MAN)         	
  
5   [ &6 ก ,   (WAN: Wide Area Network)  Value-Added
                                                  +
                           Networks (VAN)  	  &      (Intranet)   	+กi   ,   +  (Extranet)  	    	      (Internet)
                                                                                           +
                       5. '  กก  &(    
	 	)$ก


                                 5 ก      	   	     	  	      	   
,  , 
ก   $C         	
  
 	      	  ;  ,	  6	)$ก

                                  	
  
  [ /  7( '  ;    [         	
  
5  -$"      l    &6 4 		ก"  5', '   7
                                                                                           ,



                           ก  ก  5 ,   
	 	   ก       	4$    ก        	  	       	
  
 (Network Interface Card - NICs)
                                                         6[
                           7 
7 99   (Transmission Media)    6 6   	    (Repeater)  `   (Hub)  7      (Switch)      ;

                           (Bridge)     &   	  (Router)  ISDN Router      &   	  (Brouter)   ก   
  (Gateway)

                       6. " +ก ก+ 
,	 -

                                                      ,
                                        	
  
&(    4 	
        +  ' 	  +   ก     	 $ 6
  &6
       + 5 ก  &(


                             ) 
 &6       	
-   '     , 8q  ,   ก 7          	
  
 $ 6
  7  	 &      &6   +  ก 	  &
                                   iq   6
6 ;( ก  7- 7) 	
- &6 $     
,	 - &6 &( ก  
 7   r 
5 ,"      s 	
   ;( ก   (	    ก

                           
 7  
,	 - &6 &)ก  ก    8q "  $   8  5', 6  ก
q[ )    กt
	 uv7 ก7 "       ,	 ก  
	 >-,5 ,

                                                                                              +

                                  	
  
          	
   ก         	
  
5',&( ก       	 
, 
,	 - 5',   &6 7)  &  &6 ;  $C 4$
                                                                                            ,

                           4 ,4 ,	
   4  "  ;  5',>-,5 ,&)ก   6ก   
, 8q        	
  
	
   
)  s   4 	
   4   (  	 ก+  	&(
                           ก  " ก
,	 - &6 ; &( ก  
 7   '     [ 5', $C   [   +กl   6
ก    w" +ก ก+ x (Packets)7   $  ก
                           
	 " +ก ก+ 
,	 -  (Anatomy of packet)  6"  &         ก  7 ,  " +ก ก+ 
,	 -  (Packet Creation)
                                                                         6[
                           " +ก ก+ 
,	 - ก  ก        	   	       	
  
 (Packets and the Network Adapter)  ก  
 7  " +ก
   1   2   3   4   5   6   7   8   9