Computer Networks I IP addressing
Computer Networks I IP addressing
Computer Networks I IP addressing
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<strong>Computer</strong> <strong>Networks</strong> I 13<br />
Classful <strong>addressing</strong><br />
Network mask<br />
Default masks for the three classes<br />
A<br />
B<br />
C<br />
255 0 0 0<br />
255 255 0 0<br />
255 255 255 0<br />
●<br />
●<br />
●<br />
The mask is not required when we use classful <strong>addressing</strong> only.<br />
Other way to indicate mask is “CIDR notation”.<br />
Example: The mask 255.255.0.0 may be indicated like:<br />
● 161.67.27.38 /16
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