# Office #5 has 75 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. How would you modify the default mask for office #3?

5. How would you modify the default mask for office #4?

6. How would you modify the default mask for office #5?

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

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

 Net# 1 has 85 hosts IPs needed = 87 IPs used = 128 mask is /25 Net# 2 has 138 hosts IPs needed = 140 IPs used = 256 mask is /24 Net# 3 has 123 hosts IPs needed = 125 IPs used = 128 mask is /25 Net# 4 has 67 hosts IPs needed = 69 IPs used = 128 mask is /25 Net# 5 has 75 hosts IPs needed = 77 IPs used = 128 mask is /25 Total Host[0] = 488 IPN = 498 IPs used = 768 mask is /22

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/24

# C

/25
128

/26
192

/27
224

/28
240

/29
248

/30
252

## 1

Tue, 22 Jan 2019 16:35:46 -0700
26 Problems Generate Since January 1, 2019