February 2017 – POFTUT

Monthly Archive: February 2017

0

List and Change Kernel Config Variables With Sysctl Command

Linux operating systems run  on the kernel actually Linux kernel. The kernel name is Linux but the distributions are generally named as Linux. Kernel provides operating system services to the user space applications. Kernel have a lot of option and configurations possibilities to meet user space applications, libraries and system...

2

Expect Scripting Tutorial With Examples

Expect is a scripting language used to automate interactive shells. For example if we want to automate Cisco devices over a shell by using some expect scripting. Expect scripting generally works on specified strings. Most used expect commands are like below. send to send strings to the process expect wait for the...

8

Netcat (nc) Command Tutorial With Examples

Netcat is a simple but useful tool used for TCP, UDP, Unix-domain sockets. Netcat can listen or connect specified sockets easily. Netcat is a platform independent command supported by Linux, Unix, Windows, BSD, MacOS, etc. Common use cases for netcat are; Simple TCP proxy Shell script based HTTP clients and...

0

Linux iostat Command Tutorial With Examples

Linux iostat is part of the sysstat utilities. iostat command is mainly used to track input output related events and issues. iostat command can provide metrics, information and statistics about input and output. Install Iostat is installed with sysstat tools which is explained in the following page. http://www.poftut.com/linux-sysstat-utilities-monitoring-system-performance/ Help Help...

0

Linux stat Command Tutorial With Examples

Linux stat command used to display files and file system information like permission, size etc. In this tutorial we will look various usage examples. Show File Information All information about a file can be get without providing any parameter. We will only provide the file name.

As we can...

3

How To Install and Setup VNC Server On Linux?

Virtual Network Computing or simply popular name VNC is a protocol mostly used by Linux servers to create remote desktop connection. VNC is also used for different operating systems like MacOS, Windows, Unix, BSD etc. There are different VNC client and server sides applications like TightVNC, TigerVNC, RealVNC etc. We...

0

Linux fsck Command Tutorial With Examples

Linux have a lot of utilities to manage, diagnose, check and correct different type of file  systems. these utilities provide a lot of features especially Linux native file systems like ext2,ext3,ext4 etc. One of the most popular tool is fsck tool. In this tutorial we will look general usage of fsck...

0

Linux uniq Command Tutorial With Examples

Linux have a lot of tools to make daily work of system administrators easy. uniq is one of them. Uniq is a small tool with limited capabilities. Syntax Syntax is same as other most of the Linux commands.

Help Simple and fast help about the options can be get like...

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