How to Convert CIDR Notation Value into Subnet Mask

Subnet Mask :- Represent Network Portion in the IP address 

CIDR  Notation :- or Cider Notation or Slash Notation 

Is a easy way to represent the subnet mask . 

It actually represent the numbers of 1's present in the subnet mask.

How to Convert CIDR Notation Value into Subnet Mask

For that you need to memorize a table which I call as Conversion Table 

/26 

8 + 8 + 8+ 2

255.255.255.192

/9 

8 + 1 + 0 + 0

255.128.0.0

/20

8 + 8 + 4 + 0 

255.255.240.0

Thanks For Reading !!!!

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