arp: Command is mostly used for checking existing ethernet connectivity and IP address
ifconfig: Command line tool configures or checks all network cards/interfaces
netstat: Summary of network connections and status of sockets
nslookup: Checks the domain name and IP information of a server
ping: Sends test packets to a specified server to check if it is responding properly
ps: Lists all existing processes on the server
route: Lists the routing tables for your server
shred: Deletes a file securely by overwritting its contents.
traceroute: Traces the existing network routing for a remote or local server
To know the internal ipaddress type
/sbin/ifconfig eth0 | grep “inet addr” | awk -F: ‘{print $2}’ | awk ‘{print $1}’ in the terminal
Here eth0 is not fixed,you have to change it depending on the ethernet connection you get.
Like and share it.