思科网络技术学院教程(第七章IP地址配置)
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Class A B
Network 10.0.0.0 128.63.0.0
Host 0.2.1.1 0.0.2.100
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Class A B C
地址类别
A B C D E
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Class
Network
Host
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Class A:
0
7 network #
# Bits 1 1
Class B:
10
14 network #
24 host #
16 host #
# Bits 1 1 1
Class C:
110
21 network #
8 host #
识别IP地址的类别
高位
0 10 110 110 1111
前八位
1 —126 128 —191 192 —223 224—239 240—254
Host
8 Bits
8 Bits
8 Bits
8 Bits
172 . 16 . 122 . 204
IP 地址分类
Class A:
N
H
H
H
Class B: Class C:
N
N
Байду номын сангаас
H
H
N
N
N
H
Class D: for multicast
Class E: for research
N = Network number H = Host number
Network 10.0.0.0 128.63.0.0
Host 0.2.1.1 0.0.2.100
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Class A B C
Network 10.0.0.0 128.63.0.0 201.222.5.0
Host 0.2.1.1 0.0.2.100 0.0.0.64
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Class A B C C
Network 10.0.0.0 128.63.0.0 201.222.5.0 192.6.141.0
Class A
Network 10.0.0.0
Host 0.2.1.1
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Class A B
Network 10.0.0.0
Host 0.2.1.1
Host 0.2.1.1 0.0.2.100 0.0.0.64
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Class A B C C
Network 10.0.0.0 128.63.0.0 201.222.5.0 192.6.141.0
配置IP地址
第七章
ICRC_revision_11.3
Copyright ?1998, Cisco Systems, Inc.
IP 地址
Network
32 Bits
Host
IP 地址
Network
32 Bits
Host
8 Bits
8 Bits
8 Bits
8 Bits
IP 地址
Network
32 Bits
IP 地址位模式
# Bits 1
Class A:
0
7 network #
24 host #
IP 地址位模式
# Bits 1
Class A:
0
7 network #
# Bits 1 1
Class B:
10
14 network #
24 host #
16 host #
IP 地址位模式
# Bits 1
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Class A B
Network 10.0.0.0 128.63.0.0
Host 0.2.1.1
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Class A
Network
Host
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Class A
Network 10.0.0.0
Host
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Host 0.2.1.1 0.0.2.100
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Class A B C
Network 10.0.0.0 128.63.0.0 201.222.5.0
Host 0.2.1.1 0.0.2.100 0.0.0.64
练习：
Address 10.2.1.1 128.63.2.100 201.222.5.64 192.6.141.2 130.113.64.16 256.241.201.10
Class A B C C
Network 10.0.0.0 128.63.0.0 201.222.5.0