Given 2 offices in remote locations.

Office #1 has 22 employees with computers in each office.

Office #2 has 64 employees with computers in each office.

  1. What IP Class is needed?

  2. How would you modify the default mask for office #1?

  3. How would you modify the default mask for office #2?

  4. Which office should be the `main` office?

  5. You also need a 2 IP connection from the main office to each satalites.














Answers



Net# 1 has 22 hostsIPs needed = 24IPs used = 32mask is /27
Net# 2 has 64 hostsIPs needed = 66IPs used = 128mask is /25
Total Host[0] = 86IPN = 90 IPs used = 160mask is /24

33554432


/7

16777216


/8

A

8388608


/9

4194304


/10

2097152


/11

1048576


/12

524288


/13

262144


/14

131072


/15

65536


/16

B

32768


/17

16384


/18

8192


/19

4096


/20

2048


/21

1024


/22

512


/23

256


/24

C

128

/25
128

64

/26
192

32

/27
224

16

/28
240

8

/29
248

4

/30
252

2

1

Mon, 28 Sep 2026 02:43:21 +0000
133 Problems Generate Since January 1, 2026