VLSM Challenge
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This material was developed with funding from the
National Science Foundation under Grant # DUE 1601612
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64 Addresses
62 Usable
Mask:
255.255.255.192
Network: 200.1.10.0
Range:
to
Broadcast: 200.1.10.63
8 Hosts
6 Usable Addresses
255.255.255.248
Click Next to continue.
Needed Addresses 60
128 Hosts
126 Usable Addresses
255.255.255.128
Fill in the missing information and click Submit.
4 Hosts
2 Usable Addresses
255.255.255.252
256 Hosts
254 Usable Addresses
255.255.255.0
Element
with Audio
HTML
64 Hosts
62 Usable Addresses
255.255.255.192
16 Hosts
14 Usable Addresses
255.255.255.240
Use VLSMs to create the subnets needed by the ACME Corporation.
Network = 200.1.10.0 and Network 200.1.11.0
Range 200.1.10.1 - 200.1.11.254
32 Hosts
30 Usable Addresses
255.255.255.224
Challenge 1.1
Click the correct subnet size for Subnet 1.
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Challenge 1.2
Click the correct subnet size for Subnet 2.
64 Addresses
62 Usable
Mask:
Network:
Range:
200.1.10.65 to
200.1.10.126
Broadcast:
Needed Addresses 50
3/23
Click the correct subnet size for Subnet 3.
Challenge 1.3
4/23
64 Addresses
62 Usable
Mask:
Network:
Range:
to
Broadcast:
Click the correct subnet size for Subnet 4.
64 Addresses
62 Usable
Mask:
Network:
Range:
to
Broadcast:
Challenge 1.4
Needed Addresses 40
5/23
32 Addresses
30 Usable
Mask:
Network: 200.1.11.0
Range:
200.1.11.1 to
200.1.11.30
Broadcast:
6/23
Click the correct subnet size for Subnet 5.
Challenge 1.5
Needed Addresses 30
Needed Addresses 20
Challenge 1.6
7/23
Click the correct subnet size for Subnet 6.
32 Addresses
30 Usable
Mask:
Network: 200.1.11.32
Range:
to
Broadcast: 200.1.11.63
32 Addresses
30 Usable
Mask:
Network:
Range:
200.1.11.65 to
200.1.11.94
Broadcast:
Challenge 1.7
8/23
Click the correct subnet size for Subnet 7.
Needed Addresses 15
32 Addresses
30 Usable
Mask:
Network:
Range:
to
Broadcast:
Challenge 1.8
Click the correct subnet size for Subnet 8.
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VLSM
VLSM Challenge One Summary
Subnet 1
64 Hosts
62 Usable Addresses
Subnet 4
Subnet 5
32
Hosts
30 Usable
10/23
Subnet 3
Subnet 8
32
Hosts
30 Usable
Subnet 6
32
Hosts
30 Usable
Subnet 2
The summary for VLSM Challenge 1 shows the subnet allocation required to meet the addressing needs for ACME Corporation.
Network 200.1.10.0 and Network 200.1.11.0
Range 200.1.10.1 - 200.1.11.25
Subnet 7
32
Hosts
30 Usable
11/23
Use VLSMs to create the subnets needed by the ACME Corporation.
Network = 220.20.20.0 and Network 220.20.21.0
Range 220.20.20.1 - 220.20.21.254
Starting Address 220.20.20.0
128 Addresses
126 Usable
Mask:
255.255.255.128
Network: 220.20.20.0
Range:
to
Broadcast: 220.20.20.127
Challenge 2.1
Needed Addresses 100
Challenge 2.2
12/23
64 Addresses
Usable
Mask:
Network: 220.20.20.128
Range:
to
Broadcast: 220.20.20.191
64 Addresses
Usable
Mask:
Network:
Range:
220.20.20.193 to
220.20.20.254
Broadcast:
13/23
Challenge 2.3
14/23
Needed Addresses 25
Challenge 2.4
32 Addresses
Usable
Mask:
Network:
220.20.21.0
Range:
to
Broadcast:
220.20.21.31
Addresses
Usable
Mask:
Network:
220.20.21.32
Range:
to
Broadcast:
220.20.21.47
15/23
Challenge 2.5
Needed Addresses 12
Needed Addresses 10
Addresses
Usable
Mask:
Network:
Range:
220.20.21.49 to
220.20.21.62
Broadcast:
Challenge 2.6
16/23
Challenge 2.7
Addresses
Usable
Mask:
Network:
Range:
to
Broadcast:
17/23
18/23
Challenge 2.8
8 Addresses
6 Usable
Mask:
Network:
220.20.21.80
Range:
to
Broadcast:
Subnet 7
19/23
8 Hosts
6 Usable
16 Hosts
14 Usable
128 Hosts
126 Usable Addresses
Subnet 5
The summary for VLSM Challenge 2 shows the subnet allocation required to meet the addressing needs of ACME Corporation.
Network 220.20.20.0 and 220.20.21.0
Range 220.20.20.1 - 220.20.21.254
Starting Address 220.20.20.0
Subnet 6
Subnet 8
Subnet 4
32
Hosts
30 Usable
VLSM Challenge Two Summary
Use VLSMs to create super nets needed by the ACME Corporation.
Network = 190.100.0.0 thru Network 190.100.63.0
Range 190.100.0.1 - 190.100.63.254
Starting Address 190.100.0.1
Needed Addresses 1000
1024 Hosts
1022 Usable Addresses
255.255.252.0
Challenge 3.1
512 Hosts
510 Usable Addresses
255.255.254.0
1024 Addresses
1022 Usable
Mask:
Network:
190.100.0.0
Range:
to
Broadcast:
190.100.3.255
20/23
C
B
The summary for VLSM Challenge 3 shows the subnet allocation required to create the super net that meets the addressing needs of ACME Corporation.
Network = 190.100.0.0 thru Network 190.100.63.0
Range 190.100.0.1 - 190.100.63.254
Starting Address 190.100.0.1
23/23
A
VLSM Challenge Three Summary
Addresses
Usable
Mask:
Network:
190.100.4.0
Range:
to
Broadcast:
21/23
Challenge 3.2
Needed Addresses 500
22/23
Addresses
Usable
Mask:
Network:
190.100.6.0
Range:
to
Broadcast:
Challenge 3.3