Previews

Leading and Bleeding with XFree86 4.0 and KDE 2 Beta
With KDE 2 and XFree86 4.0 on the horizon, you'll soon need to make some difficult decisions about upgrading your Linux systems. To ease your mind about these important choices, we asked Scott Courtney to tell how he upgraded his Linux system to run both XFree86 4.0 and KDE 2--and show how these hot new technologies will change your Linux usage.
Monday, May 15, 2000 10:11:30 AM EST

Reports

Connecting With ISPhone
With open source and proprietary parts, an industry veteran has built a competitive product that offers advantages to even the smallest ISP.
Monday, May 12, 2008 10:12:23 AM EST

Moving Closer to 802.11n
The Linux kernel's wireless networking has received a welcome overhaul, but 802.11n drivers are still in their early stages.
Monday, August 27, 2007 11:19:59 AM EST

Snort: IDS Done Well (and Good)
Open source IDS Snort went from a weekend hobby to a multi-million dollar best of breed industry leader.
Monday, July 2, 2007 11:31:58 AM EST

Open Sourcer Qlusters Launches Commercial Sys Management
Today, open source player Qlusters will roll out the first commercial edition of its multiplatform systems management architecture, aiming its new OpenQRM Pro product at SMB and enterprise customers that don't want to pay the heftier prices of existing offerings from IBM, HP, and BMC.
Monday, September 25, 2006 10:13:51 AM EST

Interop: More Net Management Products Move to Linux
Citing a rise in customer demand for Linux, companies at this week's Interop show demo'd new Linux-enabled products running the gamut from multifunctional management appliances to specialized software for combatting viruses and administering UPS power devices. Jacqueline Emigh reports.
Friday, September 22, 2006 09:49:42 AM EST

GroundWork to Break New Net Management Ground at Interop
When the Interop trade show unfolds in New York next month, its underlying network infrastructure will be managed and monitored by GroundWork Monitor 7, a new edition of a Linux-based software offering that mixes open source tools with unabashedly proprietary middleware.
Wednesday, August 30, 2006 02:01:09 PM EST

Securing Your Asterisk Server, Part 1
If you're using Asterisk for your voice over IP needs, you'll need to lock down your Asterisk server, and that begins with secure passwords.
Tuesday, July 18, 2006 02:53:36 PM EST

Zenoss--Open Source Systems Management for SMBs
Eyeing systems management as the next big market to "go open source," Zenoss, Inc. is now trying to give mid-sized customers another alternative beyond the two main choices available so far: massive suites from the "Big Four" giants or a mishmash of specialized point solutions. Jacqueline Emigh reports.
Wednesday, May 31, 2006 03:09:07 PM EST

Novell's New CTO/EVP Mulls 2006 Linux Strategy
Novell has a new CTO, a position that has gone unfilled for a while. In this article, Jacqueline Emigh finds out about Dr. Jeffery Jaffe and reports on what he is bringing to Novell--and what he thinks Novell will soon be bringing to the world.
Thursday, December 29, 2005 02:11:27 PM EST

A PC For Every Citizen
Imagine a world where you can access your messages and files from any platform, anywhere. SimDesk Technologies is delivering on that idea, using open source and an upcoming Linux client to let anyone gain access to their data from any PC. And their customers aren't the enterprise... it's the citizens of Houston, Chicago, and yes, the State of Indiana.
Thursday, August 18, 2005 03:35:02 PM EST

Carrier Grade Linux: Linux in Telecom
The Open Source Development Lab (OSDL) released the latest version of the Carrier Grade Linux (CGL) Requirements Definition--version 3.1 on June 2, 2005. CGL 3.1 is the successor to CGL 2.0 and 1.1, the earliest versions of CGL which have been broadly adopted by the industry. In this article, Ibrahim Haddad of the OSDL provides an overview of the state of Carrier Grade Linux.
Thursday, June 23, 2005 01:04:34 PM EST

OpenNMS: A Study in Deployment
"At one point we had three separate network monitoring systems, three separate performance management tools and a plethora different scripts, web pages and command line tools. We sent out critical alerts by email, pager, and SMS, often to completely inappropriate people. The company was growing, and it looked like it was beginning to need a grown-up systems management tool, but which one...?"
Thursday, June 2, 2005 12:15:45 PM EST

OpenNMS Helps Keep Tabs On Networks
"OpenNMS is an open source package that has not only been successful as a tool to help network managers run their networks, but also as an example of how open source software can be leveraged to create a service business. The latter will be the focus of this article..."
Thursday, April 7, 2005 04:14:25 PM EST

Network Intrusion Detection, Neighborhood Watch Style
Keeping an eye on the valuables stored away in your network is a tough job these days. Thugs and criminals are trying to jimmy your ports. Terrorists are lurking around your network neighborhood. And stealthy email spy-ware may already be in employee mailboxes, just waiting to silently ship secrets out to the cyber underworld.
Monday, October 11, 2004 12:35:29 PM EST

OpenCountry To Update Cross-Distribution Linux Management
If you’re a Linux administrator, most of the tools available to you are either too limited in scope or overly big, complex, and expensive, according to OpenCountry CEO Michael Grove. Naturally, OpenCountry is offering its answer to this particular problem.
Thursday, September 30, 2004 11:12:24 PM EST

Linux Writer Gets Ready For Disaster... Again
When disaster strikes, how does the home and small business computer owner recover? As Orlando-based Rob Reilly prepares for another potential encounter with a hurricane, he lists all the ways a system can be recovered... and protected.
Thursday, September 2, 2004 12:26:58 PM EST

Zeroconf: A Net Admin's Work is Still Never Done
If you thought zeroconf would solve all your network configuration problems, you might want to hold on to your subnet calculator: The standard isn't soup, and configuration-free devices might make for a few too many chefs in your network kitchen.
Monday, July 12, 2004 12:22:46 PM EST

Clients Find The IDEAL Way
How do you make money with free and open source software? You get really good at implementing it for a variety of tough clients. Orlando-based IDEAL Technology Corp. is one such company, celebrating five years of Linux consultancy with clients such as the Army and the IEEE in their portfolio.
Thursday, July 8, 2004 11:37:51 AM EST

Novell Plans Future of Red Carpet, ZenWorks
As BrainShare 2004 continues, almost every Novell product has some sort of plan to make it integrate better with the company's new Linux strategy. This includes ZenWorks and the newly acquired Red Carpet, as Jacqueline Emigh reports.
Thursday, March 25, 2004 04:17:54 PM EST

VERITAS Continues Linux Push
At the January LinuxWorld Expo 2004, VERITAS made a number of announcements that demonstrate this company's commitment to the Linux space, and the new products have kept coming steadily since then. Dee-Ann LeBlanc recaps VERITAS' Linux product line to date.
Monday, March 1, 2004 10:33:10 AM EST

iSeries Linux Apps Now Total 300, EFT Solution Is The Latest
IBM Monday unveiled S2 Systems' OpeN/2 financial services application as the latest software solution for Linux running on iSeries, which brings the number of Linux apps available for the iSeries midrange server to more than 300. This mid-range Linux system is making a big impact in the enterprise, with more to come.
Tuesday, December 23, 2003 09:55:06 AM EST

Netli Adds App-Level SSL To Ultra High Speed Network
At Comdex this week, Netli will announce the addition of hardware-based application-level acceleration and encryption for Web sites that use its Linux-enabled NetLightning high speed Internet overlay network. The three-year-old Silicon Valley start-up will also make an official rollout of four more blue-chip customers: Boeing, Hewlett-Packard, Tektronix, and Scholastic Publishing.
Monday, November 17, 2003 11:09:19 AM EST

Linux Rescue Disks Get a Kick from GAR
Spurred by its recent adoption of the GAR build system, The LNX-BBC Project is now galloping right along. Find out the progress of the project and learn how mini-distros can be put to work in your organization.
Monday, October 13, 2003 10:53:01 AM EST

Force10: Linux Accelerates Need for Bandwidth
The technology behind the Internet is no mystery or miracle. Wires, routers, servers--it's all been talked about before. But the advent of Linux clustering and grid computing is putting some serious demands on the old plumbing of the Internet, which is leading a company called Force10 to provide more transfer bandwidth on an almost ubiquitous scale.
Sunday, August 3, 2003 11:09:42 PM EST

Tux on the Telly: An Open DVR Product
In a world where hardware vendors erect very stringent walls to protect their precious products from being modified, customized, or otherwise hacked, it is a bit refreshing to hear about a company that wants people to be able to do all of those things to its product. And the pleasure factor goes way up when you take into account the fact that the product is really, really cool.
Thursday, July 31, 2003 11:10:00 AM EST

VERITAS: Then and Now
The name VERITAS has a familiar ring to most people in the computing world, even if they can't quite remember why. After all, VERITAS is no startup. It's been around since 1989, and if you're an enterprise-level company that is moving seriously to Linux, VERITAS has a heavy commitment to the open-source operating system, as Dee-Ann LeBlanc discovered.
Monday, July 28, 2003 10:38:17 AM EST

PGA Tour Is On Par With Linux
The PGA is probably more well-known for Tiger Woods, mulligans, and the occasional hole-in-one rather than for IT systems. But the real-time demands of an information-hungry audience has brought PGA Tour organizers driving down the information age fairway. And guess which flightless fowl is holding the No. 3 Wood?
Monday, June 9, 2003 12:25:19 PM EST

Novell Elaborates on Linux
Recent reports out of Novell's Brainshare conference in Utah this week have the company both touting Linux as a future direction for NetWare and delivering back-hands such as calling Linux "immature." Is Novell another company getting into Linux without really understanding it? Jacqueline Emigh files this report from the conference.
Wednesday, April 16, 2003 01:26:31 PM EST

Modeling Linux in the Enterprise
Think Linux and open source software isn't ready for the enterprise? Linux International and Wild Open Source have collaborated to actually demonstrate live just how viable Linux is as a business solution. Jacqueline Emigh reports.
Thursday, January 30, 2003 11:44:20 AM EST

Modern Distributed Filesystems For Linux: An Introduction
Data and information has become the lifeblood of many organizations of late, and storing that information safely has led to inventive data management. Once known as networked filesystems, distributed filesystems are now one of the best ways of storing your data across multiple machines on your network. Bill von Hagen begins a series of articles on distributed filesystems with an introduction to the technology and what it can do for your organization.
Wednesday, August 7, 2002 11:42:51 AM EST

The Law Office Network/Linux Server Trial
Entrepreneur-based small businesses make up a large percentage of the business community. Not quite an enterprise and not quite home users, small businesses have their own unique needs in getting a Linux network put together, as Rob Reilly explains.
Thursday, April 4, 2002 09:12:28 AM EST

It's Back: New Version of Ellison-backed Linux Network Computer
OK, so the first Linux-based network computer from Larry Ellison's NIC didn't exactly set the world on fire. But Ellison and NIC are back with a second edition that addresses some of the shortcomings in the initial release. David Needle reports.
Thursday, January 25, 2001 10:41:56 AM EST

Linux a Very Silent Player in New Cobalt Release
Cobalt made its name as a vendor of Linux-based servers, but Sun's acqusition of Cobalt put this strategy in doubt. And when the dust settled on a press conference announcing a new line of Cobalt servers -- which are still running Linux, by the way -- it was clear that Sun executives wanted nothing to do with any discussion of Linux as a strategic part of Sun's future. Brian Proffitt reports.
Wednesday, January 17, 2001 05:11:36 PM EST

Penguins Over the Wires: X Servers for Windows
When Michael Hall's DSL connection began to behave erratically, he faced a Sophie's choice: keep running Linux and putting up with the hassles of a connection that came and went on a whim, or get a working Windows 98 install up long enough to let the technician diagnose the problem. His solution: running X applications over a network on a Microsoft Windows machine, using MicroImages MI/X and Labtam WinaXe X servers.
Friday, January 12, 2001 11:53:57 AM EST

Net Returns: Linux and Netware
Linking Linux and Netware systems used to be one of the most eagerly anticipated trends in the server field. But, as William Wong writes, suddenly Linux and Netware are on separate paths, as Caldera quietly drops support for Netware and the Open Source community fails to develop any cross-system tools.
Friday, December 22, 2000 10:00:55 AM EST

Protecting Your Linux System with FireStarter and Storm Firewall
With Linux emerging as a powerhouse on the desktop, it's more important than ever to make sure that your Linux system is secured. Michael Hall reviews two tools that automate the process of setting up a firewall on your system: FireStarter and Storm Firewall.
Friday, December 1, 2000 11:44:36 AM EST

Jabber: The Linux of Instant Messaging?
An Open-Source alternative enters the IM fray, trumpeting a challenge to AIM's dominance of the market. But America Online is firmly intrenched in the instant-messaging field, so the battle should be difficult. Patricia Fusco reports.
Monday, June 26, 2000 12:13:44 PM EST

Net Gains: Networking Adapters
Before you can enter the wild world of networking, you'll need to make sure that your Linux installation is properly set up for networking--and that means you'll need a properly configured network card (NIC). William Wong continues his series on home-office/small-office networking with a look at configuring networking cards under Linux.
Tuesday, May 23, 2000 10:00:22 AM EST

Linux and Oracle: NetLedger's Real-World Solution Detailed
When NetLedger needed a robust data center to fuel its new accounting ASP, it put Linux, Windows NT, and Solaris though a rigorous evaluation process. Linux not only shone on the technical side, but also offered the best performance for the price. Kevin Reichard details how Linux triumphed when compared to other operating systems in a real-world evaluation, leading to the world's largest Oracle/Linux deployment.
Thursday, March 30, 2000 11:50:44 AM EST

Linux at the BBC
Damion Yates of the BBC provides insight into Linux use at one of the world's top media corporations.
Friday, October 29, 1999 11:46:35 AM EST

Reviews

Krazy Kubuntu Annoyances
"I'm running Kubuntu Gutsy Gibbon (7.10) on one of my main workstations. As with its sibling Ubuntu, it's an endlessly-entertaining blend of really nice stuff and really irritating stuff..."
Thursday, February 14, 2008 10:41:06 AM EST

Splunk 3.1: Log-Monitoring Revisited
Splunk has been gathering accolades for as long as it has been around. The latest version adds even more polish. Learn what's new, and how to work with some of the limitations the non-enterprise version introduces.
Monday, January 28, 2008 11:32:36 AM EST

Untangle Not a Tangle At All
One of the best uses for Linux is special-purpose, tightly managed distributions for a single purpose, and Untangle has created one of the most impressive applications of this principle. The Untangle Gateway bundles together a list of applications that even seasoned sysadmins couldn't install and effectively manage in a timely manner.
Monday, January 14, 2008 08:58:24 AM EST

Linux Backups For Real People, Part 3
Today we're going to create menu icons for launching our backups whenever we darned well feel like it, set up a simple network backup scheme, and create automatic scheduled backups.
Thursday, November 15, 2007 10:00:35 AM EST

Open Source Zenoss Muscles Into Net Monitoring
Obvious quality control and performance distinguish commercial, open source Zenoss from other offerings in the network and service monitoring field.
Friday, June 1, 2007 02:00:46 PM EST

NFSv4: A Unix Mainstay Learns New Tricks
NFS hasn't ever had much starpower, but with an improved Linux implementation and Internet-age enhancements, version four of an old standby is worth a second look for networked file access.
Monday, November 13, 2006 10:05:26 AM EST

Teaming Up with Zimbra's Collaboration Suite
Email is a pretty mundane topic these days. Since it's so pervasive, the subject is rarely brought up at social gatherings. And, if other email systems work the same, why switch to anything new? Rob Reilly finds that one new system, Zimbra, may get the conversation started again.
Monday, October 24, 2005 01:42:22 PM EST

Off The Shelf And Onto Your Lap(top)
A Linux training company did so well with their laptop giveaways, they're starting to sell new Linux laptops as part of their business. LinuxPlanet recently got their hands on one of these machines, and has a review of LinuxCertified's new product venture.
Thursday, March 4, 2004 10:14:04 AM EST

Linux Makes Automation, Infrastructure Strides
The daunting task of managing large utility companies' physical assets and automating complex manufacturing was one the domain of commercial UNIX. Now one company is switching over their supervisory and control software to the Linux platform--and the customers are benefiting right from the get go.
Tuesday, January 21, 2003 08:32:20 AM EST

StaQWare: High Availability for Cobalt RaQ3i Servers
If your business relies heavily on Cobalt RaQ servers, this modestly priced software add-on can offer peace of mind. Mediating for a matched pair of RaQ3i's, it handles monitoring, fail-over, and data synchronization, ensuring as much as 99.9 percent uptime.
Tuesday, September 19, 2000 10:26:45 AM EST

Net Gains: A Linux Networking Overview
Linux is inherently a networking operating system, so there's no reason not to set up a Linux network in your small office/home office. William Wong kicks off his multi-part series on Linux networking with an overview of the series and a short primer on networking.
Wednesday, May 10, 2000 12:29:09 PM EST

Tips

See which sockets belong to which processes
lsof | grep -i "program"
Sunday, October 31, 1999 06:11:39 AM EST

See what network services are really running
netstat -vat
Wednesday, October 27, 1999 12:11:39 AM EST

Quick and dirty net sniffing
Analyse tcpdump output with a perl "one liner"
Tuesday, October 26, 1999 02:59:12 PM EST

Tutorials

Networking with Ubuntu 8.04 and Windows Part 2
Part 2 of this series will give you a tour of the networking interfaces in Ubuntu; which are surprisingly somewhat similar to Windows XP. You'll soon be connecting, checking connection details, and browsing network computers in the Linux world.
Monday, June 30, 2008 09:30:16 PM EST

Networking with Ubuntu 8.04 and Windows Part 1
Can't seem to find the shares of Ubuntu machines from My Network Places or Network in Windows? You'll soon find out it's not a hide-and-seek game you'll win unless you start playing with features that exist on the computer, rather than chasing those you imagine are installed and setup.
Monday, June 23, 2008 01:18:45 PM EST

An Easy Tutorial on IP Tables and Port Knocking
Do you wish you had access to your home file server without leaving your firewall wide open to attacks? Well today's your lucky day! While you can implement this on any OS its easiest to do this on Linux. This article will show you how to lock down your firewall and implement a port knocker to let you in.
Monday, February 4, 2008 10:53:27 AM EST

Sharing a Samba File and Print Server Across Subnets, Part 2
In Part 1 we set up a simple anonymous Samba file and printer server. Now we're going to share it across subnets.
Thursday, January 17, 2008 12:37:59 PM EST

Sharing a Samba File and Print Server Across Subnets, Part 1
It's a common belief that Samba shares cannot be accessed across subnets. But actually Samba can cross subnets. It's easy for Linux hosts, and a bit less easy for Windows clients. But fear not, for we shall guide you through safely past the traps and pitfalls.
Thursday, January 10, 2008 10:46:52 AM EST

Sharing Linux Printers Across Subnets
Sharing printers across subnets is not something that has been reduced to clicking a couple of checkboxes yet, and a lot of folks don't even know it can be done. With Linux it is fairly easy, but it takes some digging to learn how to do this. So Carla Schroder has dug, and today shares the spoils of her digging.
Thursday, December 20, 2007 10:22:25 AM EST

Test Driving Zenoss
Open source, company-backed network management system Zenoss manages to be fun. Get through some of the early installation hurdles and you might get lost in the useful information it provides.
Monday, December 3, 2007 10:24:39 AM EST

Boost Reliability with Ethernet Bonding and Linux
The Linux kernel comes with what you need to do Ethernet bonding. It takes a few steps to implement, but the payoff comes in the form of boosted bandwidth and improved reliability.
Thursday, August 30, 2007 11:19:15 AM EST

Better Wi-Fi on the Linux Horizon
Wireless networking on Linux is entering a new era. An era of bliss and ease; where users and network administrators have abundant time for relaxing lie-abouts on sunny warm hills because their wireless systems are humming along contentedly, instead of being vexing and unreliable.
Thursday, April 26, 2007 12:25:52 PM EST

Foil Wireless Poachers and Have Fun Doing It (Part 2)
Last week, we learned some fun ways to mess with the minds of wireless freeloaders, and introduced ourselves to some methods for finding out who is on our networks. Today we're going to learn some different ways to kick unwanted visitors off networks, and how to see exactly who is lurking on our airwaves.
Wednesday, January 31, 2007 01:35:35 PM EST

Foil Wireless Poachers and Have Fun Doing It (Part 1)
Looking to provide an extra measure of security for your WLAN? Or just torment freeloaders? Guru Carla Schroder has a few recipes...
Monday, January 22, 2007 11:10:45 AM EST

Securing Your Asterisk Server, Part 2
Last week in Part 1 we changed a bale of passwords. Today we'll take two more important steps to lock down our Asterisk@Home server: make sure that all Web administration traffic is encrypted, and lock down OpenSSH more tightly.
Wednesday, July 26, 2006 11:26:39 AM EST

Giving VoIP Traffic the Green Light, Part 3
Last week we left off with using Wondershaper to improve network performance by, somewhat paradoxically, throttling our line speeds to less than their maximum. Today we'll learn how to prioritize specific types of network traffic.
Monday, July 10, 2006 09:18:14 AM EST

Giving VoIP Traffic the Green Light, Part 2
Today we're going to configure our Internet router/gateway to give priority to Asterisk traffic. This how-to is for admins who have nice sturdy Linux-based Internet gateways. If you're using a commercial router with its own operating system, like Cisco, you'll have to learn the traffic-shaping incantations peculiar to it.
Wednesday, July 5, 2006 10:03:36 AM EST

Getting Free Long Distance, Part 2
Last week you learned how to use FreeWorldDialup to connect to other VoIP users. Today you'll set up distributed Asterisk peering with the DUNDi (Distributed Universal Number Discovery) protocol. DUNDi is a peer-to-peer system for finding Internet gateways to telephony services.
Tuesday, June 27, 2006 09:42:53 AM EST

Giving VoIP Traffic the Green Light, Part 1
VoIP call quality isn't always what it should be. Sometimes it is plagued by jitter, echo, lag—even dropped calls. In this three-part series, learn how to prioritize your VoIP traffic to get the best quality with Linux.
Monday, June 26, 2006 09:34:51 AM EST

Getting Free Long Distance, Part 1
One of the big attractions to VoIP is the promise of free worldwide long distance. Call anywhere anytime over the Internet for nothing. What could be sweeter?
Thursday, June 22, 2006 10:15:20 PM EST

Keep Tabs on Network Services with Nagios, Pt. 2
Last week, LinuxPlanet provided a brief overview of Nagios, and explained how it can make your infrastructure monitoring fun and easy. As promised, here is a closer examination of the configuration files, because that's the biggest hurdle to setting up a lean, mean monitoring machine with Nagios.
Monday, June 19, 2006 09:37:05 AM EST

Keep Tabs on Network Services with Nagios
Nagios provides an advanced server and device monitoring solution. It has become the de facto standard among other service monitoring applications, and is highly competitive with the non-free ones. This article will explain why Nagios is useful, and then cover some installation concepts to help get you started.
Monday, June 12, 2006 10:47:27 AM EST

The Penguin's Practical Network Troubleshooting Guide
Linux has everything you need to do any kind of networking, plus it has eleventy-eight hundred different software utilities for network monitoring and troubleshooting. Today Carla Schroder shows how to pinpoint connectivity problems and how to map your network and all running services. This is handy not only for keeping tabs on everyday activities, but also to catch users running illicit hosts and services.
Tuesday, June 6, 2006 10:24:09 AM EST

Synchronizing your Linux Laptop and Desktop
If your laptop computer is a complement to your desktop machine, you're probably well aware of the need to synchronize data between the two. This article from Jem Matzan will show you two ways to accomplish this on GNU/Linux-based machines.
Monday, April 17, 2006 10:45:26 AM EST

Automate Linux Configuration with cfengine
"As your Linux/Unix network grows, you're probably going to get tired of running around to individual machines to do updates and fixes, unless it's part of your fitness program. My ideal sysadmin scenario is rather like Dr. Evil's submarine lair: lounge about with a cat on my lap, occasionally pushing a button..."
Wednesday, September 7, 2005 12:17:35 PM EST

Howto Configure Multiple Network Profiles on Linux
Mobile Linux users face some interesting (OK, vexing) challenges when they want to plug into different networks. Any Linux system will easily support all manner of networking profiles--dialup, ISDN, Ethernet, wireless--the tricky bit is configuration.
Thursday, March 17, 2005 12:08:03 PM EST

Connecting to a Wireless LAN with Linux, Part 2
In Part 1 we reviewed hardware options, which wireless utilities should be present, how to use Windows drivers, and how to be open to connect to any available wireless access point. This week we'll cover configurations on Red Hat- and Debian-type systems, basic security, and hardware discovery.
Monday, February 7, 2005 11:37:51 AM EST

Connecting to a Wireless LAN with Linux, Part 1
Wireless hardware for Linux is a moving target. The wireless network adapter that worked fine with Linux yesterday may be released with an unsupported radio chipset today, and with no indication of the change. So buyer beware--always confirm the chipset before you buy. Part 1 begins within.
Sunday, January 30, 2005 07:40:48 PM EST

Keep an Eye on Your Linux Systems with Netstat
Maintaining a Linux system involves paying close attention to running services and network traffic. With netstat, you've got a powerful surveillance and troubleshooting tool.
Thursday, November 4, 2004 08:33:38 AM EST

Upstream Provider Woes? Point the Ping of Blame
"It's never fun to argue about connectivity issues with your upstream 'net provider, but with this collection of software tools and a Linux laptop, you can make your case (and maybe even get support to listen to you)..."
Thursday, October 28, 2004 11:41:18 AM EST

Prep for Tomorrow with an IPv6 Testbed
Sooner or later IPv6 is coming. With our quick guide to building your own Linux-based IPv6 testbed, you can learn some of the ins and outs of the Internet's next generation protocol before it's time to implement it across your network.
Thursday, October 21, 2004 11:53:41 AM EST

The Serial Console: A Front Door Worth Leaving Open
You've got a dozen ways to get into your headless Linux server over the network, so what do you do when the network card fails? Put down the monitor and grab a laptop: The serial console's your personal portal.
Thursday, August 19, 2004 10:10:26 AM EST

Building an LDAP Server on Linux, Part 1
Your network is growing in size and complexity. It's taking on a life of its own, spreading and growing and absorbing everything in its path. You're tearing your hair out trying to keep track, and your users have somehow discovered your secret phone number and are pestering you with endless questions and demands. The solution may just be an LDAP server of your very own.
Wednesday, October 8, 2003 10:24:07 AM EST

Admin Digest: Setting Up A SuSE 8.0 Linux DHCP Client
Enterprise businesses with their own IT staffs may have the knowledge and where-with-all to implement Linux in their organizartions, but what about the small-business owner who has to manage everything from buying pencils to setting up the network? The Admin Digest is a new series designed to address Linux solutions for people who have other things they can be doing with their time. This first installment examines how to use SuSE Linux 8.0 to create a DHCP client system.
Monday, December 30, 2002 10:45:39 AM EST

Setting Up Your Own Diskless Workstations with LTSP
Schools use them, government agencies too. Diskless workstation networks are one of the best and easiest to use thin-client implementations you can use for your own organization. In this article, Alexander Prohorenko steps through the basics of using the Linux Terminal Server Project tools to build such a network on your own.
Wednesday, October 2, 2002 05:09:46 PM EST

Remote Administration of Linux Systems
One of the best advantages of using Linux is the ability to quickly and (if done correctly) safely logon to and administer another machine from across the room or across the planet. All you need are the right tools, a little paranoia, and just a little time, as Alexander Prohorenko details in this tutorial.
Tuesday, August 27, 2002 11:00:32 AM EST

Linux Networking, Part 7: Implementing NFS
Need to share data between your Linux machines and other machines on your network? You should consider using NFS as a mechanism for this file sharing. William Wong covers the basics of NFS configuration and explains where you'd want to use NFS, as opposed to the higher-profile Samba.
Friday, November 24, 2000 08:53:36 AM EST

Linux Networking, Part 6: Securing Your Network
Now that you've mastered the basics of setting up a small-office/home-office Linux network, it's time to tackle an incredibly important issue: securing your network. In this installment, William Wong describes the steps you can take to secure your Linux network.
Wednesday, November 8, 2000 09:28:42 AM EST

Linux Home Networking, Part 5
It's one thing to set up a home network connection using Linux, but it's another to set up a dial-up connection for your home Linux network. In Part 5 of his series on Linux home networking, William Wong describes using the pppd daemon and ipchains to connect to the Internet on demand.
Tuesday, October 10, 2000 08:54:54 AM EST

Linux Networking: Using Ipchains
One of the neatest things to do with a small-office/home-office Linux installation is set up multiple workstatations to share a network connection via ipchains. In this extensive tutorial, William Wong explains how a Linux computer running ipchains can link a local network to the Internet through an Ethernet-attached device like a cable modem or a DSL modem.
Monday, July 24, 2000 08:05:03 AM EST

Ipchains: Easy Links to the Net
As the Internet becomes more ubiquitous in our daily lives, there's no reason why every Linux box shouldn't be connected to the Net -- even if it means doubling up on connections. Andrew Chen explains how to implement ipchains on your Linux box.
Tuesday, November 16, 1999 12:37:13 PM EST

Routing NetBIOS with Linux
Use Linux to allow NT/95 Workstations to see the Network Neighborhood across different Masqueraded TCP Networks, by following this tutorial from Matt Clements.
Friday, October 29, 1999 05:59:12 AM EST

Python Squeezes the Web
In this Python tutorial Stephen Pitts snakes through a program to grab remote web pages and process them locally. Need to parse information off the web? Read this...
Saturday, October 23, 1999 12:16:50 PM EST

Using Linux as Network Glue
Matt Clements explains how, as a Linux newbie, he set up an old machine to handle routing and firewalling on his NT-based network.
Tuesday, July 20, 1999 04:48:29 PM EST