Moving Away From NetTools And Using IPRoute2

For years nettools has been the defacto standard, commands like ifconfig netstat route etc has been drilled into our typing fingers muscle memory. However more and more systems are using the new IPRoute2 commands, and eventually the old ways will die off...here are the basics on how to use these new IP commands

Setting An Ip Address

Setting the IP to 192.168.0.1, with netmask 255.255.255.0

sudo ip addr add 192.168.0.1/24 dev eth0

Show Current IP Address

ip addr show eth0

Delete IP Configuration

sudo ip addr del 192.168.0.1/24 dev eth0

Show Routing Table Entry

ip route show

Display The Route Packets Will Go Through

ip route get 192.168.0.2

Changing The Default Route

sudo ip route add default via 192.168.0.240

Show Network Statistics

ip -s link

Show Network Statistics For Specific Interface

ip -s -s link ls eth0

Show ARP Entries

ip neighbour

Monitor Netlink Messages

ip monitor all

Deactivate Network Interface

sudo ip link set eth0 down

Activate Network Interface

sudo ip link set eth0 up

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