Articles Written by:    CHARLIE SCHLUTING     

« Previous  |  Next »

Report: Is It Free Software if You Pay For It?

We all know we can use open source software without paying, but the real question is: what compels people to buy free stuff? Most widely used free and open source software can also be purchased. We are not speaking of alternative commercial licensing, ...

From CHARLIE SCHLUTING, LXer,  24 Oct 2009

5 Ways to be a Great Linux Server Admin

Recently, we observed someone noting that Xen doesn't provide the same physical-to-virtual (p2v) conversion capabilities that VMware does. Yet another reason Xen isn't as widespread as VMware, the theory goes. The question this raises, however, is, ...

From CHARLIE SCHLUTING, LXer,  16 Oct 2009

Why Would You Pay for Free Software?

We all know we can use open source software without paying, but the real question is: what compels people to buy free stuff? Most widely used free and open source software can also be purchased. We are not speaking of alternative commercial licensing, ...

From CHARLIE SCHLUTING, LXer,  16 Oct 2009

Tutorial: Conquering Samba File Permissions Hell

Running a Samba server or NAS appliance consolidates file storage beautifully for centralized backup and management, but one thing has never been easy: file permissions. In this article, we examine why this is often so difficult, and offer some tips on ...

From CHARLIE SCHLUTING, LXer,  16 Sep 2009

Is Xen Mature Enough to Replace VMWare?

You hear it all the time: Xen is not ready to take market share from VMware because it is not as mature a product. Many disagree, because all the core functionality exists in Xen, but it isn't configurable via a unified GUI. In this article, we ...

From CHARLIE SCHLUTING, LXer,  11 Sep 2009

Linux VPN Client for Cisco VPNs: vpnc

The Cisco VPN client, vpnc, enables your Linux workstation to connect to a Cisco 3000 series VPN concentrator PIX firewall. Until vpnc existed, corporate employees were often relegated to connecting to their company's network via a Windows machine or ...

From CHARLIE SCHLUTING, LXer,  16 Jun 2009
Related Topics: Cisco Systems, Inc.

The Joy and Pain of Gnome's NetworkManager

Pain-free networking is the promise that the NetworkManager project makes. NetworkManager ships with most major Linux distributions now and is, by default, enabled at boot time. For mobile laptop users NetworkManager is great, but its usefulness ...

From CHARLIE SCHLUTING, LXer,  5 Jun 2009
Related Topics: Microsoft Corporation

Ubuntu-ized GNU Screen is Faster and Friendlier

GNU Screen is a terminal multiplexer program that Linux folk have used for ages. It allows you to turn one terminal into many, and run processes even after logging out. In this article we will give a brief overview of screen usage for the uninitiated, ...

From CHARLIE SCHLUTING, LXer,  1 Jun 2009

Understanding Tunneling: Hiding Packets In Plain Sight

Tunneling over untrusted networks is a flexible, powerful security tool. We continue our classic Networking 101 series with Charlie Schluting's gentle introduction to how they work, and some easy-to-try examples with SSH. The computing world has ...

From CHARLIE SCHLUTING, LXer,  12 Dec 2008

Tutorial: How the Linux Kernel Manages Virtual Memory

Virtual memory is one of the most important, and accordingly confusing, pieces of an operating system. Understanding the basics of virtual memory is required to understand operating system performance. Beyond the basics, a deeper understanding allows a ...

From CHARLIE SCHLUTING, LXer,  22 Nov 2008

« Previous  |  Next »

Who is This?

Help us add to our database, by linking this writer their entry in Wikipedia or Source Watch, or by suggesting that we remove it from our index.

Suggest an Entry

Enter a url from sourcewatch.org or wikipedia.org:


recommend removal

close