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How to discover class A, class B, and class C networks?

Class A Network

The entire class A predominantly begins with 10.and is private, to be used in LANs When discovering Class A networks, do the following:

Specify the IP range or the network address that you'd like to discover.
Select the netmask as 255.0.0.0
Select the relevant discovery credentials from the list of configured credentials.
Click Discover

The Host Address Range for Class A Network: 10.0.0.1 – 10.255.255.254.

Class B Network

When discovering class B networks, the procedure is the same. Make sure you select the netmask as 255.255.0.0. The Host Address Range for Class B Network: 172.16.0.1 – 172.16.255.254

Class C Network

When discovering class C networks, the procedure is again the same. Make sure you select the netmask as 255.255.255.0.