About subnetting

With Mr. Yuni
11 April 2012
1. IP : 130.223.24.2/23
a. Berapa Network Addressnya?
b. Berapa broadcast Addressnya
c. Ada di blok subnet keberapa IP di atas?
d. IP ke berapa dalam blok subnet tersebut?
2. IP : 192.168.15.135/25
a. Berapa Network Addressnya?
b. Berapa broadcast Addressnya
c. Ada di blok subnet keberapa IP di atas?
d. IP ke berapa dalam blok subnet tersebut?


Jawab:
1. a. 10000010.11011111.00011000.00000010
       11111111.11111111.11111110.00000000
========================================= AND
        10000010.11011111.00011000.00000000
130 223 24 0
    b.  10000010.11011111.00011000.00000010
        11111111.11111111.11111110.00000000
    =================================
    teap............................................|jadi binar 1 semua
        10000010.11011111.00011001.11111111
130 . 223    .      25 . 255
c.  jumlah blok subnet 128 ke 13
d. 2
2.a. 11000000.10101000.00001111.10000111
11111111.11111111.11111111.10000000
================================== AND
11000000.10101000.00001111.100000000
             192 .      168    .       15     .       128
   b. 11000000.10101000.00001111.11111111

      192 .       168 .        15   .       255
   c. 3
   d. 7

SOAL
1. Host address : 200.200.200.200/27
Pertanyaannya:
Ad di subnetwork ke berapa host ke berapa IP di atas?
2. Given the host address of 130.130.150.150/28
Find: a. Subnetwork
b. Broadcast Address
c. Subnet and host number to which the host belong!


Jawab
1. 11001000.11001000.11001000.11001000
11111111.11111111.11111111.11100000
========================================== And
11001000.11001000.11001000.11000000
     200 .       200   .       200  .      192

jumlah subnet=2pngkat3=8
blok subnet 256-224=32
0,32,64,96,128,160,192 ke 7 dan ke 200-192= 8

2. 10000010.10000010.10010110.10010110
11111111.11111111.11111111.11110000
================================== AND
100000010.1000010.10010110.10010000
  a. 130      .     130 .     150      .    144
  b. 130.130.150.159
  c. subnet dan host ke:
10000010.10000010.10010110.1001|0110
 11111111.11111111.11111111.1111|0000
Subnet ke                                          | host ke

subnet ke 2409+1=2410 host ke 6

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