Subnet masks restrict network communication.
| • | Example: Computer1 can talk to Computer2 | • | Computer1 IP Address: 192.168.1.2 Subnet Mask: 255.255.255.0 | | • | Computer2 IP Address: 192.168.1.3 Subnet Mask: 255.255.255.0 |
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Note
| | 0 denotes that there is no limit to communication at this part of the address. |
In the above example, we can communicate with any device that has an IP address that begins with 192.168.1.X.
