Networking & Remote Access

Question 1

What does the command ifconfig do?

Answer 1

Show network configuration (deprecated, use ip a)

ifconfig is considered deprecated in favor of the ip command.

Question 2

What is the purpose of the command ip a?

Answer 2

Show IP addresses and network interfaces

This command provides detailed information about network interfaces and their configurations.

Question 3

What does the ping <host> command do?</host>

Answer 3

Test network connection to a host

Ping is used to check the reachability of a host on an Internet Protocol (IP) network.

Question 4

How do you connect to a remote machine via SSH?

Answer 4

ssh user@ip

SSH (Secure Shell) is a protocol used to securely access and manage network devices.

Question 5

What is the command to securely copy a file to a remote machine?

Answer 5

scp <file> user@ip:/path/</file>

SCP (Secure Copy Protocol) allows for secure file transfer between hosts on a network.