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How to Share Your Own Computer’s Stuff with the Network

To share a file or folder with your fellow computer users, move the file into your Shared Documents folder, which lives in your My Computer window. (You must move or copy a file into the Shared Documents folder; shortcuts don’t always work.) After you place your file or folder into your Shared Documents folder, it [...]

How to Configure Advanced TCP/IP settings in Windows

The Advanced TCP/IP dialog will allow you to configure settings relative to DNS, WINS and specify multiple IP Addresses and Gateways. To bring up the Advanced TCP/IP Settings dialog, simply right click the desired connection from the Network Connections folder, and choose properties to open the Properties dialog of the selected connection. Now select Internet [...]

How to Change DHCP to Static IP Address on Ubuntu Server

Changing this setting without a GUI will require some text editing, but that’s classic linux, right? Let’s open up the /etc/network/interfaces file. I’m going to use vi, but you can choose a different editor sudo vi /etc/network/interfaces For the primary interface, which is usually eth0, you will see these lines: auto eth0 iface eth0 inet [...]

How to Install Zimbra on Ubuntu

Zimbra Collaboration Suite (ZCS) 5.0 is a truly modern, innovative messaging and collaboration application. Zimbra is the leading open source solution for enterprise, service provider, education, and government environments; offering administrators and their end-users unmatched benefits. It’s no wonder Zimbra is a popular choice for today’s growing Mac and Linux email server base. Ajax based [...]

What are the steps you can take to avoid “Deadlocks” in SQL?

Deadlocking occurs when two user processes have locks on separate objects and each process is trying to acquire a lock on the object that the other process has. When this happens, SQL Server identifies the problem and ends the deadlock by automatically choosing one process and aborting the other process, allowing the other process to [...]

How many way to share the files in windows

7 Ways to Share Information in Windows Environment Got a document, graphic, spreadsheet, program, or just a thought you want to share with your co-workers? The method you choose to share it depends on the content you’re sharing, your personal work style, the tools you have, and if you’re at home, in your office, or [...]

How to Install Imagemagick on CentOS

ImageMagick® is a software suite to create, edit, and compose bitmap images. It can read, convert and write images in a variety of formats (over 100) including DPX, EXR, GIF, JPEG, JPEG-2000, PDF, PhotoCD, PNG, Postscript, SVG, and TIFF. Use ImageMagick to translate, flip, mirror, rotate, scale, shear and transform images, adjust image colors, apply [...]

How to Back Up and Restore OpenVZ VMs With vzdump on CentOS

OpenVZ is an operating system-level virtualization technology based on the Linux kernel and operating system. OpenVZ allows a physical server to run multiple isolated operating system instances, known as containers, Virtual Private Servers (VPSs), or Virtual Environments (VEs). It’s similar to FreeBSD Jails and Solaris Zones. vzdump is a backup and restore utility for OpenVZ [...]

How to install and Configure Dovecot Server in Ubuntu

Dovecot is a Mail Delivery Agent, written with security primarily in mind. It supports the major mailbox formats: mbox or Maildir. This section explain how to set it up as an imap or pop3 server.

A Quick Guide To Install SUBVERSION

Subversion depends on a number of third party tools and libraries.Some of them are only required to run a Subversion server; others are necessary just for a Subversion client. This section explains what other tools and libraries will be required so that Subversion can be built with the set of features you want

How to Bypass a Forgotten Root Password

It’s never happened to me, but I’m sure it’s happened to others. The root password is gone. Forgotten. Changed maliciously. Mysteriously gone. The Linux Gazette has a great article on the three most common ways to deal with this situation. It’s important to note that there’s no way to actually recover the password, but you can change [...]

How to define a Secure Virtual Host – Apache

Setting up virtual hosts is fairly straightforward. I will go through the basics of setting up a secure virtual host. In these examples, I use the .crt and .key file extensions. That is my personal way of avoiding confusion with the various files. With Apache, you can use any extension you choose – or no extension at all. All [...]

How to Install and Configure pfSense – A free, open source firewall and router

pfSense is a free, open source customized distribution of FreeBSD tailored for use as a firewall and router. In addition to being a powerful, flexible firewalling and routing platform, it includes a long list of related features and a package system allowing further expandability without adding bloat and potential security vulnerabilities to the base distribution. [...]

How to configure Openswan – Openswan to Openswan connections (using RSASIG or PSK)

The network-to-network setup allows you to connect two office networks into one Virtual Private Network, while the Road Warrior connection secures a laptop’s telecommute to work. Our examples also show the basic procedure on the Linux Openswan side where another IPsec peer is in play.Shortcut to net-to-net.Shortcut to Road Warrior.