Troubleshooting linux basic problems and possible solutions

Computers are often connected to each other on a network. They send requests to each other in the form of packets that travel from the host to the destination.

Linux provides various commands from network configuration and troubleshooting.

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Using Ping (Packet Internet Groper) Command

The ping command is used to ensure that a computer can communicate with a specified device over the network.

The pings command sends Internet Control Message Protocol (ICMP) Echo Request messages in the form of packets to the destination computer and waits in order to get the response back. Once the packets are received by the destined computer, it starts sending the packets back.

This command keeps executing until it is interrupted.

ping command provides details such as 

• the number of packets transmitted.
• the number of packets received.
• time is taken by the packet to return.

ping command is generally used for the following purposes:

• measuring the time taken by t
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