2 1 / M A C R A M 3 2.1 1) 2) 3 ) C i s c o 2.1.1 M A C M A M A C F C S C a t a l y s t C A M content addressable memory C A M 2-1 A B C D A B B A 1
24 Cisco Catalyst A M A C 2-2 1 1 2 2 2-1 A 1 B WAC 1 1 2 2 2-2 A 1 B A B M A C 2-3 M A C 5 M A C
2 25 MAC 1 1 2 2 2-3 B 1 2.1.2 M A C A C C 2 2-4 1 2 2 2-4 A B A
26 Cisco Catalyst 2-5 C M A C 2-6 2-7 1 1 2 2 2-5 MAC 1 2 2-6 MAC M A C A C 2
2 27 MAC Address 1 1 2 2 2-7 2.1.3 2-8 2-8 2-9 X Y Z 2-10 Z Z
28 Cisco Catalyst 2-9 2-10 2-8 2-1 0 M A C S T P S T P S T P S T S T P D E C I E E E D E C I E E E Cisco Catalyst I E E E I B M 2.2
2 29 B P D U bridge protocol data unit C a t a l y s t 10 B P D U B P D U S TA spanning tree algorithm S TA B P D U 2-11 B P D U S TA S TA 2-11 BPDU 2.2.1 C a t a l y s t 32768 ID ID ID 2-12
30 Cisco Catalyst C a t a l y s t N F L C a t a l y s t M A C M A C I D I D I D M A C I D I D M A C 2-12 I D X I D 2.2.2 B P D U C a t a l y s t 1000 1000 / 10 M B / s 1 00 M B / s J F K 2-13 2-13 3 Y Z Y Z 2-13 3 I D M A C B P D U
2 31 M A C I D M A C 2-14 M A C Y I D 0 0-00 - 0 C - 00-00 - 0 A Z I D Y 2-15 ID 00-00-0C-00-00-0A ID 00-00-0C-00-00-09 2-14 ID ID ID 2-15 Y 2-16
32 Cisco Catalyst 2-16 2-17
2 33 I D I D
34 Cisco Catalyst 1) I D 2 ) I D 3 ) 4 ) 5 ) 1 I D A I D 2-18 2 2-19 2 2-20 B
2 35 R I P B 2 2-20
36 Cisco Catalyst 3 C 2-2 1 2-21 3 4 F G I D F 3 I G 2 I D F 2-22 D E 5 6 2-23 2-24 H 7 2-25 3 B C D E F I D B 2 I 3 3 I D F
2 37 F 2 H F D 2 I D E 2 I D H 1 2-26 2-22 4 4 2-27 5 2-28 A
2-23 5 2-24 6 38 Cisco Catalyst 1 2 3 1 2
2 39 2-25 7 2.2.3 B P D U B P D M A C 2-29 N O S Novell DOS Windows Requester Wi n d o w s N T
40 Cisco Catalyst
2 41
42 Cisco Catalyst 2-28 1 2 3 2-29 2.3 S T P D E C I E E E C a t a l y s t I E E E C a t a l y s t S T P I E E E 3 1)
2 43 2) 3) M A C B P D U B P D S TA 1 2 3 1 2 3 4 5 1 2 3 5 1 3 4 5 2-30 Catalyst 2.4 1 ) 2) C A M
44 Cisco Catalyst 3) 4 ) 3 5 ) 6) 7 ) 8 ) 2-30 9 1 2 9) 1 0 ) 11 ) 1 2 ) 1 3 )