Subnet Mask


Net ID of different classes ip address:

Q. Find the network ID of this IP address 115.10.37.252 ?
This IP address is - Class A IP. In this class A IP the first octet reserved for network and others show host. So write down the network part as same as ip, and write the Host part as 0; the network ID of this IP address is 115.0.0.0 .
Find the subnet Mask of the above IP address ?

Q. Find the network ID of this IP address 192.10.13.252 ?
This IP address is - Class C IP. In this class A IP the first,second, third octet reserved for network and others show host. So write down the network part as same as ip, and write the Host part as 0; the network ID of this IP address is 192.10.13.0 .


Find the subnet Mask of the above IP address ?


Q. Find the network ID of this IP address  150.121.251.77 ?

This IP address is - Class B IP. In this class A IP the first,second, octet reserved for network and others show host. So write down the network part as same as ip, and write the Host part as 0; the network ID of this IP address is 150.121.0.0 .

Find the subnet Mask of the above IP address ?



Comments