공부
192.168.0.0/24 C class
192.168.0.0~ 192.168.0.255 Range
192.168.0.0 Network Address
192.168.0.1~192.168.0.254 Host Address(컴퓨터에 부여)
192.168.0.255 Network Broadcast
==================================================================
<LAN 1>
192.168.0.0 ~192.168.0.127 IP Range
192.168.0.0 Network Address
192.168.0.1 ~192.168.0.126 Host Address
192.168.0.127 Network Broadcast
------------------------------------------------------------------
<LAN 2>
192.168.0.128 ~192.168.0.255
192.168.0.128 Network Address
192.168.0.129 ~192.168.0.254 Host Address
192.168.0.255 Network Broadcast
example)
NNNNNNNN.NNNNNNNN.NNNNNNNN.HHHHHHHH
NNNNNNNN.NNNNNNNN.NNNNNNNN.NHHHHHHH (N = 0 or 1)
NNNNNNNN.NNNNNNNN.NNNNNNNN.0HHHHHHH/ 25
---> NNNNNNNN.NNNNNNNN.NNNNNNNN.0000000
NNNNNNNN.NNNNNNNN.NNNNNNNN.0111111
11111111.11111111.11111111.1000000 (AND)
-----------------------------------------------------
NNNNNNNN.NNNNNNNN.NNNNNNNN.1HHHHHHH/ 25
---> NNNNNNNN.NNNNNNNN.NNNNNNNN.1000000
NNNNNNNN.NNNNNNNN.NNNNNNNN.1111111
11111111.11111111.11111111.1000000 (AND)
-----------------------------------------------------
C - class
200.100.50.0/24 - network를 4개로 나우시오
NNNNNNNN.NNNNNNNN.NNNNNNNN.HHHHHHHH -> NNNNNNNN.NNNNNNNN.NNNNNNNN.NNHHHHHH (2^n = 4, 따라서 n은 2개(N))
NNNNNNNN.NNNNNNNN.NNNNNNNN.00HHHHHH -> NNNNNNNN.NNNNNNNN.NNNNNNNN.00[000000] ~ NNNNNNNN.NNNNNNNN.NNNNNNNN.00[111111]
[1]Network Address : NNNNNNNN.NNNNNNNN.NNNNNNNN.00[000000]
[2]Host Address : NNNNNNNN.NNNNNNNN.NNNNNNNN.00[000001] ~ NNNNNNNN.NNNNNNNN.NNNNNNNN.00[1111110]
[3]Broadcast Address : NNNNNNNN.NNNNNNNN.NNNNNNNN.00[111111]
[4]Subnet Mask Address: 11111111.11111111.11111111.11000000 ->255.255.255.192
NNNNNNNN.NNNNNNNN.NNNNNNNN.01HHHHHH -> NNNNNNNN.NNNNNNNN.NNNNNNNN.01[000000] ~ NNNNNNNN.NNNNNNNN.NNNNNNNN.01[111111]
[1]Network Address : NNNNNNNN.NNNNNNNN.NNNNNNNN.01[000000]
[2]Host Address : NNNNNNNN.NNNNNNNN.NNNNNNNN.01[000001] ~ NNNNNNNN.NNNNNNNN.NNNNNNNN.01[111110]
[3]Broadcast Address : NNNNNNNN.NNNNNNNN.NNNNNNNN.01[111111]
[4]Subnet Mask Address: 11111111.11111111.11111111.11000000 ->255.255.255.192
NNNNNNNN.NNNNNNNN.NNNNNNNN.10HHHHHH -> NNNNNNNN.NNNNNNNN.NNNNNNNN.10[000000] ~ NNNNNNNN.NNNNNNNN.NNNNNNNN.10[111111]
[1]Network Address : NNNNNNNN.NNNNNNNN.NNNNNNNN.10[000000]
[2]Host Address : NNNNNNNN.NNNNNNNN.NNNNNNNN.10[000001] ~ NNNNNNNN.NNNNNNNN.NNNNNNNN.10[111110]
[3]Broadcast Address : NNNNNNNN.NNNNNNNN.NNNNNNNN.10[111111]
[4]Subnet Mask Address: 11111111.11111111.11111111.11000000 ->255.255.255.192
NNNNNNNN.NNNNNNNN.NNNNNNNN.11HHHHHH -> NNNNNNNN.NNNNNNNN.NNNNNNNN.11[000000] ~ NNNNNNNN.NNNNNNNN.NNNNNNNN.11[111111]
[1]Network Address : NNNNNNNN.NNNNNNNN.NNNNNNNN.11[000000]
[2]Host Address : NNNNNNNN.NNNNNNNN.NNNNNNNN.11[000001] ~ NNNNNNNN.NNNNNNNN.NNNNNNNN.11[111110]
[3]Broadcast Address : NNNNNNNN.NNNNNNNN.NNNNNNNN.11[111111]
[4]Subnet Mask Address: 11111111.11111111.11111111.11000000 ->255.255.255.192
B - class
169.20.0.0/16 - network를 2개로 나누시오
NNNNNNNN.NNNNNNNN.HHHHHHHH.HHHHHHHH -> NNNNNNNN.NNNNNNNN.HHHHHHHH.HHHHHHHH (2^n = 2, 따라서 n은 1개(N))
NNNNNNNN.NNNNNNNN.0HHHHHHH.HHHHHHHH -> NNNNNNNN.NNNNNNNN.0[0000000.00000000] ~ NNNNNNNN.NNNNNNNN.0[1111111.11111111]
169.20.0.0 ~ 169.20.127.255
[1]Network Address : NNNNNNNN.NNNNNNNN.0[0000000.00000000]: 169.20.0.0
[2]Host Addrss : NNNNNNNN.NNNNNNNN.0[0000000.00000001] ~ NNNNNNNN.NNNNNNNN.0[1111111.11111110] 169.20.0.1 ~ 169.20.127.254
[3]Broadcast Address : NNNNNNNN.NNNNNNNN.0[1111111.11111111]: 169.20.127.255
[4]Subnet Mask Address: 11111111.11111111.10000000.00000000 ->255.255.128.0
NNNNNNNN.NNNNNNNN.1HHHHHHH.HHHHHHHH -> NNNNNNNN.NNNNNNNN.1[0000000.00000000] ~ NNNNNNNN.NNNNNNNN.1[1111111.11111111]
169.20.128.0 ~ 169.20.128.255
[1]Network Address : NNNNNNNN.NNNNNNNN.1[0000000.00000000] 169.20.128.0
[2]Host Address : NNNNNNNN.NNNNNNNN.1[0000000.00000001] ~ NNNNNNNN.NNNNNNNN.1[1111111.11111110] 168.20.128.1 ~168.20.255.254
[3]Broadcast Address : NNNNNNNN.NNNNNNNN.1[1111111.11111111] 168.20.255.255
[4]Subnet Mask Address: 11111111.11111111.10000000.00000000 ->255.255.128.0
네트워크 범위
네트워크 주소
호스트 주소
네트워크 Broadcast address
서브넷 마스크 주소
