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Vlsm Workbook

In:

Submitted By bbernard
Words 19905
Pages 80
01.0
1010100 10001111100 1011100101011100 101100011101001 1011110100011010 00001010010110010 1001010101100111 1111010101000101 1101001101010011 001010010101010 1010101000110010 010101001011000 110101100011010 11010100001011 001010100110 1001010010

10.250.1.0

172.16.1.0

VLSM
Version 2.0 Version 1.0

Variable-Length Subnet Mask

Workbook

192.168.10.0 192.168.10.96
Student Name:

192.168.10.126

172.31.15.0

IP Address Classes
Class A Class B Class C Class D Class E 1 – 127 128 – 191 192 – 223 224 – 239 240 – 255 (Network 127 is reserved for loopback and internal testing) 00000000.00000000.00000000.00000000 Leading bit pattern 0 Network . Host . Host . Host Leading bit pattern Leading bit pattern 10 110
10000000.00000000.00000000.00000000
Network . Network . Host . Host

11000000.00000000.00000000.00000000
Network . Network . Network . Host

(Reserved for multicast) (Reserved for experimental, used for research)

Private Address Space
Class A Class B Class C 10.0.0.0 to 10.255.255.255 172.16.0.0 to 172.31.255.255 192.168.0.0 to 192.168.255.255

Default Subnet Masks
Class A Class B Class C 255.0.0.0 255.255.0.0 255.255.255.0

This workbook assumes you already have a background in subnetting. If you don’t you may want to consider completing the IP Addressing and Subnetting Workbook.
Produced by: Robb Jones jonesr@careertech.net and/or Robert.Jones@fcps.org Frederick County Career & Technology Center Cisco Networking Academy Frederick County Public Schools Frederick, Maryland, USA Special Thanks to Melvin Baker and Jim Dorsch for taking the time to check this workbook for errors.

Workbooks included in the series: IP Addressing and Subnetting Workbooks ACLs - Access Lists Workbooks VLSM Variable-Length Subnet Mask IWorkbooks Inside Cover

Classful vs. Classless Subnetting
When you’re subnetting an IP address for a network

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