Subnetting Speed Practice #4: Answers
This post makes no sense without reading this post first. The earlier post lists 5 subnetting problems, and tells you to time yourself. The answers are below the fold in this post. Don’t look til you try it for yourself! Post questions if you have them.
1) 9.200.200.200/25
2) 100.100.100.100/21
3) 151.151.151.151/26
4) 201.201.201.201/29
5) 223.223.221.221/26
| Problem | Network Bits | Subnet Bits | Host Bits |
# Hosts |
|
1 |
8 |
17 |
7 |
126 |
|
2 |
8 |
13 |
11 |
2046 |
|
3 |
16 |
10 |
6 |
62 |
|
4 |
24 |
5 |
3 |
6 |
|
5 |
24 |
2 |
6 |
62 |
| Problem | Subnet ID |
Broadcast Address |
|
1 |
9.200.200.128 |
9.200.200.255 |
|
2 |
100.100.96.0 |
100.100.103.255 |
|
3 |
151.151.151.128 |
151.151.151.191 |
|
4 |
201.201.201.200 |
201.201.201.207 |
|
5 |
223.223.221.192 |
223.223.221.255 |