Screenshot is an image taken by a computer to capture the visible items on the monitor or any other output devices. There are several ways of taking screenshots in Linux. In this article, we will cover few tools that are used for taking screenshots. 1. Use Print Screen This is the most common method to [...]
Lakshmanan Ganapathy
nslookup is a network administration tool for querying the Domain Name System (DNS) to obtain domain name or IP address mapping or any other specific DNS record. It is also used to troubleshoot DNS related problems. This article provides few examples on using the nslookup command. nslookup can operate on both “Interactive mode” and “Non-Interactive [...]
Ettercap stands for Ethernet Capture. Ettercap is a comprehensive suite for man in the middle attacks. It features sniffing of live connections, content filtering on the fly and many other interesting tricks. It supports active and passive dissection of many protocols and includes many features for network and host analysis. Download and Install Download the [...]
In the 1st part of the IP Routing series, we learned the fundamentals of Linux IP Routing. Route command is used to show/manipulate the IP routing table. It is primarily used to setup static routes to specific host or networks via an interface. In this article we will see how to manipulate the routing tables [...]
cURL is a software package which consists of command line tool and a library for transferring data using URL syntax. cURL supports various protocols like, DICT, FILE, FTP, FTPS, Gopher, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, POP3, POP3S, RTMP, RTSP, SCP, SFTP, SMTP, SMTPS, Telnet and TFTP. This article provides 15 practical cURL usage examples. [...]
File locking is a mechanism which allows only one process to access a file at any specific time. By using file locking mechanism, many processes can read/write a single file in a safer way. In this article we’ll explore the different types of Linux file locking and understand their differences using an example program. We [...]
In the previous article Install & Create Virtual Machine, we explained how to install VirtualBox and create a Guest machine in it. This article explains how to setup network for a guest machine and installing Guest Additions in a guest machine. Virtual Networking Once a guest machine is installed, the first step that everyone like [...]
SWIG stands for Simplified Wrapper and Interface Generator. SWIG is used to simplify the task of interfacing different languages to C and C++ programs. For our discussion, in this article we will explain how to use SWIG to interface from Perl to C programs. Some may think, why would one write Perl programs and call [...]