UNIX IP Command Lines

Note: You MUST be at the ROOT user to make/save any changes. You will need to save your changes in the /etc/rc.conf file. Network cards are referred to as dc0, dc1, dc2, etc based on their position on the PCI bus.

Display Current Config for all NIC's: ifconfig

Display Current Config for dc0: ifconfig dc0

Assign IP/Subnet: ifconfig dc0 inet 192.168.1.2 netmask 255.255.255.0

Assign Gateway: route delete default && route add default 192.168.1.1

Assign multiple IP's: ifconfig dc0:0 192.168.1.2

Assign second IP: ifconfig dc0:1 192.168.1.3

Disable network card: ifconfig dc0 down

Enable network card: ifconfig dc0 up
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