Pre-test IP Subnetting

 A.tentukan jumlah IP, ip network, ip broadcast, ip host, subnetmask dari beberapa kasus berikut :

1.10.20.30.40/27

Jumlah IP:

2^32-n

2^32-27

2^5 = 32 IP

Jumlah IP - 2 

32 - 2 = 30 

IP Network

40/32=1,25

1*32=32

10.20.30.32

IP Broadcast

32+(32-1)=63

10.20.30.63

Range IP Host

10.20.30.33 - 10.20.30.62 /27

Subnetmask   

255.255.255.(256-b)

255.255.255.256-32

255.255.255.224

2.11.22.33.44/25

-Jumlah IP

2^32-25

2^7=128 (IP)

128-2=126

-Ip Network

44/128=0,34375

0*128=0

11.22.33.0/25

-ip Boardcast

0+(128-1)=127

11.22.33.127/25

-Ip Host

11.22.33.1 - 11.22.33.126

-Subnetmask

255.255.255.(256-128)

255.255.255.128

3.100.101.102.103/29

-Jumlah IP

2^32-29

2^3=8 ip

8-2=6

-Ip Network

103/8=12,875

12*8=96

100.101.102.96/29

-ip boardcast

96+(8-1)=103

100.101.102.103/29

-ip host

100.101.102.97 - 100.101.102.101

-Subnetmask

255.255.255.(256-8)

255.255.255.248

4.192.168.100.219/30

-Jumlah IP

2^32-30

2^2=4(ip)

4-2=2

-ip network

219/4=54,75

54*4=216

192.168.100.216

-ip boardcast

216+(4-1)=219

192.168.100.219

-Ip Host

192.168.100.217 - 192.168.100.218

-Subnetmask

255.255.255.(256-4)

255.255.255.252

5.210.255.254.200/20

Jumlah IP:

32-n
32-20=12
2^12=4096
4096-2=4094

/20 + 8 = /28

Jumlah Ip Kelas C:

2^(32-28)

2^4

16 (IP)

Ip Network:

254/16=15,875

15 * 16 =240

210.255.240.0 /20

Ip Host:

210.255.240.1 - 210.255.255.254 /20

Ip Boarcast:

240+(16-1)

240+15

255

210.255.255.255 /20

Subnet Mask:

255.255.(256-Jumlah ip host kelas c).0

255.255.(256-16).0

255.255.240.0

6.81.208.21.222/14

Jumlah IP:
32-n
32- 14
2^18=262.144(IP)

Jumlah ip kelas C:

/14+16= /30

2^(32-30)

2^2

4 (IP)

-Ip Network:

208 / 4 = 52

52 * 4 = 208

81.208.0.0 /14

-Ip Host:

81.208.0.1 - 81.211.255.254 /14

Ip Boardcast:

208 + 3 = 211

81.211.255.255 /14

Subnet Mask:

255.(256-Jumlah Ip).0.0

255.(256-4)0.0

255.252.0.0/14

B.Soal Subnetting Buatan sendiri

1.200.168.90.80 /26

-Jumlah IP

2^32-n=

2^32-26=

2^6=64(ip)

Jumlah Ip-2

64-2=62

-IP Network

80/64=1,25

1*64=64

200.168.90.64

-Ip Boardcast

80+(64-1)=142

200.168.90.142

-Ip Host

200.168.90.65 - 200.168.90.141

-subnetmask

255.255.255.(256-64)

255.255.255.192

2.192.168.170.50/28

-Jumlah Ip

2^32-28

2^4=16 (ip)

16-2=14

-Ip Network

50/16=3,125

3*16=48

192.168.170.48/28

-Ip Boardcast

48+(16-1)=63

192.168.170.63/28

-Ip Host

192.168.170.49 - 192.168.170.62 /28

Subnetmask

255.255.255.(256-16)

255.255.255.240

3.192.168.60.117 /25

-Jumlah IP

2^32-25

2^7=128(ip)

128-2=126

-Ip Network

117/128=0,9140625

0*128=0

192.168.60.0/25

-Ip Boardcast

0+(128-1)=128

192.168.60.128/25

-Ip Host

192.168.60.1 - 192.168.60.127 /25

-Subnetmask

255.255.255.(256-128)

255.255.255.128

4.210.168.100.40/27

-Jumlah IP

2^32-27

2^5=32(ip)

32-2=30

-Ip Network

40/32=1,25

1*32=32

210.168.100.32/27

-Ip Boardcast

32+(32-1)=63

210.168.100.63/27

-Ip Host

210.168.100.33 - 210.168.100.62 /27

-Subnetmask

255.255.255.(256-32)

255.255.255.224

5.192.100.101.80/29

-Jumlah IP

2^32-29

2^4=16(ip)

16-2=14

-Ip Network

80/16=5

5*16=80

210.168.101.80/29

-Ip Boardcast

80+(16-1)=95

192.100.101.95/29

-Ip Host

210.168.101.80 - 210.168.101.95 /27

-Subnetmask

255.255.255.(256-16)

255.255.255.240

6.192.168.50.106/25

-Jumlah IP

2^32-25

2^7=128(ip)

128-2=126

-Ip Network

106/128=0,828125

0*128=0

192.168.50.0/25

-Ip Boardcast

0+(128-1)=127

192.168.50.127/25

-Ip Host

210.168.50.1 - 210.168.50.126 /27

-Subnetmask

255.255.255.(256-128)

255.255.255.128

7.195.69.70.100/28

-Jumlah IP

2^32-28

2^4=16(ip)

16-2=14

-Ip Network

100/16=6,25

6*16=96

195.69.70.96/28

-Ip Boardcast

96+(16-1)=111

195.69.70.111/28

-Ip Host

195.69.70.97 - 195.69.70.110 /27

-Subnetmask

255.255.255.(256-16)

255.255.255.240

8.192.168.10.40/27

-Jumlah IP

2^32-27

2^5=32(ip)

32-2=30

-Ip Network

40/32=1,25

1*32=32

192.168.10.32/27

-Ip Boardcast

32+(32-1)=63

192.168.10.63/27

-Ip Host

192.168.10.33 - 192.168.10.62 /27

-Subnetmask

255.255.255.(256-32)

255.255.255.224

9.192.100.180.70/27

-Jumlah IP

2^32-27

2^5=32(ip)

32-2=30

-Ip Network

70/32=2,1875

2*32=64

192.100.180.64/27

-Ip Boardcast

64+(32-1)=95

192.100.180.95/27

-Ip Host

192.100.180.65 - 192.100.180.94 /27

-Subnetmask

255.255.255.(256-32)

255.255.255.224

10.100.110.50.59/29

-Jumlah IP

2^32-29

2^3=8(ip)

8-2=6

-Ip Network

59/8=7,375

7*8=56

100.110.50.56/29

-Ip Boardcast

56+(8-1)=63

100.110.50.63/29

-Ip Host

100.110.50.57 - 100.110.62 /29

-Subnetmask

255.255.255.(256-8)

255.255.255.248

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