How to add a different username in ssh config for remote server ssh to save our time ?
Suppose you used to login via a different username on servers rather than the local user id. One option is to add the username each time using below syntax: #...
Category: Linux/Unix
In this category, you can see all articles related to Unix or Linux operating System.
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Easy to understand : How to efficiently use screen command and multiplex your terminal session ?
1. Introduction to Screen Sometimes when we take remote console session and want to have multiple terminal sessions, however the login process is quite long. Then we can use this...
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How to get active connections on a particular port in Linux ?
Here we will look how to get active connections on a particular port in Linux. The active connections have a state “ESTABLISHED” when we look at the netstat output. We...
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How to get services listening to a particular port in Linux ?
Today we will look how to get the service name listening to a particular port on Linux. The preferred and widely used command is netstat. With netstat, we can grep...
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How to copy files and keep it in sync using rsync command in Linux ?
In this post, we will look at an interesting tip to keep two directories in sync with each other. It helps us to take backup of a directory and perform...
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Linux: How to redirect command output to a file and also view it on screen side by side ?
Here we will see a trick to save the command output to one or more files alongwith viewing the output on screen. This commandis very ueful for logging and at...
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RHEL or Centos: How to count number of files inside a directory in Linux ?
In this article, we will look different ways or tricks to count number of files inside a directory in linux. I. Get files inside /tmp Using “wc -l” command on...
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How to view IPv6 IP address and ping it on Linux ?
Let us have a look how to view IPv6 addresses in Linux. For this, we can use the same “ifconfig” command. 1. Viewing IPv6 Address [root@ngelinux ]# ifconfig -a enp0s3:...