First Usable IP
The first address in a subnet that can be assigned to a host.
The First Usable IP is the first address in a subnet that can be assigned to a device. It comes immediately after the network address and is one of the usable addresses in the subnet.
For example, in the subnet 192.168.1.0/24, the first usable address is 192.168.1.1.
Puntos clave
- First IP address usable by a host
- Comes right after the network address
- Can be assigned to PCs, servers or routers
- Often used as the gateway address
- Calculated from the subnet mask