SUBNETTING KELAS B CIDR 20 DAN 23
1. 128.25.0.0/23
2. 128.25.0.0/20
JAWABAN
1 .128.25.0.0/23
11111111.11111111.11111110.00000000
a. 256-2y =256-2^1 = 256 -2 = 254
255.255.254.0
B .296-254=2
C .2^Y = 512
D. 2^-2 =2^9 - 2 = 512 -2 =510 SUBNET
E. 2^ = 2^7 =128 BIT
0,2,4,8,10,12
BLOK SUBNET
SUBNET : 128.25.0.0
HOST : 128.25.0.1
HOST T : 128.25.1.254
BROADCAST :128.25.1.255
2. 2. 128.25.0.0/20
IIIIIIII. IIIIIIII. IIII0000. 00000000
A. 256-2^=256-2^=256-16=240
255.255.240.0
B. 256-240=16
C. 2^=4096
D. 2^=2=2^-2=4096-2=4094 HOST
F. 2^=2^=16 BIT
E. 0,16,32,48,64.....240
BLOK SUBNET
SUBNET = 128.25.0.0
HOST I = 128.25.0.1
HOST T = 128.25.15.254
BROADCAST = 128.25.15.25.5
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