IP地址和子网掩码
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224--239
E
11110xxx xxxxxxxx xxxxxxxx xxxxxxxx
240--255
1IP01 IP
2D
3E 4DE
5IP
DHCP
IP
0.0.0.0
IP
127.0.0.1
0 0.0.0.34
IP
34
0 IP
1
255.255.255.255
1
2
3CPU CPU
192 224 240 248 252 254
源自文库
2 6 14 30 62 126
62 30 14 6 2 1
Software98.0.0.0A 255.224.0.0
network subnet
Host address
255
224
0
0
11111111
111 00000 00000000 00000000
C network
host
255.255.255.0
IPIP
A8
24
Net subnet
Host address
Net
Subnet address
host
AAB AA 255.255.255.03
AA28-2=254
28-2=254
AAB132.132.0.0
132.132.32.0
132.132.64.0
� 172.16.4.0 172.16.8.0
� C201.222.5.0 205
255.255.255.0 201.222.5.0
201.222.5.8 255.255.255.248
201.222.5.16 255.255.255.248
201.222.5.9 255.255.255.248
BC
255.255.255.0
11111111.00000000.00000000.00000000 A network host
255.0.0.0
11111111.11111111.00000000.00000000
B network
host
255.255.0.0
11111111.11111111.11111111.00000000
255224
27 26 25 24 23 22 21 20 128 64 32 16 8 4 2 1 255 1 1 1 1 1 1 1 1 11111111 224 1 1 1 0 0 0 0 0 11100000
2101 01
Software
98.32.0.0 98.96.0.0 98.160.0.0
byte3
byte4
xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx
IP: X01
8
IP
IP 1
2
----028 ----68901111
IP
IP
Internet IP ABCDE IP IP4
A
0xxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx
4
5
Internet
TCP/IP
IPIP IP IP163.40.219.7 BBC IPIP
IP
32 IP1IP 0 IP 163.40.219.7 B 11111111.11111111.00000000.00000000
255.255.0.0
255.255.0.0
172.16.30.1/16
172.16.28.1/16
172.16.30.10/16
� B 172.16.0.0
172.16.4.1255.255.255.0
172.16.8.1 255.255.255.0
�
� Subnet Masking IP
�
� 172.16.0.0 172.16.4.0 172.16.8.0
[01100010.00100000] [01100010.01100000] [01100010.10100000]
98.32.0.1~ 98.63.255.254
98.96.0.1~ 98.127.255.254
98.160.0.1~ 98.191.255.254
10
� B172.16.0.0
255
No room for hosts
subnet 255
201
45
87 sub host
255
255 255 224
11111111 11111111 11111111 11100000
C
2 3 4 5 6 7
11000000 11100000 11110000 11111000 11111100 11111110
1--126
224-2=16,777,214
B
10xxxxxx xxxxxxxx xxxxxxxx xxxxxxx
128--191
216-2=65534
C
110xxxxx xxxxxxxx xxxxxxxx xxxxxxxx
192--223
28-2=254
D
1110xxxx xxxxxxxx xxxxxxxx xxxxxxxx
132.132.96.0
132.132.128.0
132.132.160.0 132.132.192.0
11111111.11111111.11111111.00000000
network
subnet host
00000001~11111110
255.255.255.0
C
201
45
87
255 255
201.222.5.17 255.255.255.248
201.222.5.24 255.255.255.248 201.222.5.32 255.255.255.248
201.222.5.25 255.255.255.248
201.222.5.33 255.255.255.248
� C 201.222.5.020 5
IP
IP IP IP
1IP 2
3IP
TCP/IP
TCP/IP
IP
IP
IP
IP TCP/IP IP
IP
IP32bit)324 segment)8 "."
1 192.168.0.1
2 11000000.10101000.00000000.00000001
byte1
byte2
� C8 24<20<25,530 25 -23823 0IP 1IP 6
VLSM
ISP
192.168.1.160/30
192.168.1.0
192.168.1.164/30 192.168.1.168/30