Process is the application or software that is currently running. Each process is identified by unique ID called process ID. Processes can create other processes called child or sub processes. There are different tools to look at the processes running…
Hosts may obtain the IP address configuration automatically from DHCP server in such a case IP address acquired by host may be different if not each time it is reconnected to the network but occasionally if same IP address is…
Overview A Samba is a file server or service for Linux to share the files and folders over the network across the operating systems using protocol SMB (Server Message Block). Such that shared files, folders and printers can be accessed…
Loops are programming constructs that some particular statement needs to be executed repetitively for a finite number of time with respect to the given condition. Loops that are available in Bourne Shell are For Loop For loop iterates over the…
The command tree is the helpful one when it comes to directory structure or print directory structure on command line Syntax of the command tree To print the directory, make sure your current working directory is the same as the…
Considering you have a service running in VPC but it cannot be accessible over the internet and only accessible from the VPC. To access other services that are blocked over the internet, you can use SSH to connect to any…
The command netstat-nat is helpful to display natted connection in other words NAT translation table. With this netsta-nat command we can see local IP and port number that is bound to destination IP and port along with protocol(TCP/UDP) for connections…
Metadata Metadata is data about data. When it comes to media such as images, audio and video files, metadata provides the information about media. Metadata often times embedded into multimedia files and sometimes stored into a separate file. There are…
7-Zip is fully featured cross cross platform file archiver software. While windows is having nice and elegant UI, Linux/POSIX systems have fully features command line tool 7z 7z supports many compression algorithms and formats such as GZIP, TAR, ZIP, XZ,…
There are lot of command line tools available in Linux to dump files as ASCII, decimal, hexadecimal, octal and binary forms. Often it will be helpful when you want to study internals of any file structure or debugging/troubleshooting network systems.…
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