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Open source systems management: Hits and misses
Which open source systems management tools work for you? Some tools bring welcome automation to repeated tasks. But beware the shortcomings. Feature
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Open source networking: An interview with author Carla Schroder
This interview outlines how system and network security administration interrelated and discusses the best tools and practices for securing an open source network from author of Linux Networking Cookbook. Q&A
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NetWare support ends, but NetWare shops persist
Novell support for NetWare ended on March 7, 2010, but the operating persists in many IT shops around the country. What are these NetWare shops going to do in the future? News | 18 Mar 2010
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GroundWork adds network monitoring tools to systems management suite
GroundWork's Network Management Suite now contains four network monitoring tools that are a fraction of the cost of proprietary offerings from the likes of HP and IBM Tivoli. Article | 29 Oct 2008
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Red Hat gives JBoss stronger network management capabilities
Red Hat has launched JBoss Operations Network 2.0, which enables data centers to manage, monitor and upgrade hundreds of computers from a single console. Article | 06 May 2008
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Nagios network monitoring felled by SNMP false alarms
False alarms were keeping one IT director up way past his bedtime, but one open source systems management and monitoring application quickly became the perfect sleeping pill. Article | 10 Apr 2007
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Open source routers, not Cisco, winning over some IT managers
Using open source routers in everyday networking makes a lot of sense, more sense than using expensive Cisco routers, IT managers say. Article | 23 Oct 2006
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Open source router challenges proprietary networking market
Vyatta is taking on the midrange routing market, offering an open source enterprise routing alternative for companies seeking more flexibility than has traditionally been possible with proprietary routers. Yesterday, the San Mateo, Calif.-based compa... Interview | 25 Jul 2006
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Nagios offers open source option for network monitoring
IT shops using HP or BMC monitoring tools might want to take Nagios for a test-drive. "Pro Nagios 2.0" author James Turnbull explains why. Article | 15 Jun 2006
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Broadband networking firm gets hooked up with OpenNMS
New Edge Networks Inc. is getting a lot of mileage out of OpenNMS, an open source network management application. Article | 20 Oct 2005
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Quelling laptop PCs' negative impact on networks
Portable computers often become an extension of the person using them. It is no surprise that laptop users are inclined to be rather autonomously minded. Many users don't realize that the power they have to install software and change settings is ris... Column | 15 Sep 2005
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Network architect: Building an affordable SAN on Linux
Been using a crystal ball predict your company's future storage capacity needs? Well, that's cheaper than buying big proprietary software to do the job, according to Todd Sanders, chief network architect for Centrepetal Solution Strategies Article | 01 Dec 2004
- See More: News on Linux network administration
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Search and replace on steroids: Do more with these sed commands
These tips can help administrators help themselves through advanced text editing with the UNIX Stream Editor (sed) utility. Tip
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Creating an inventory with nmap network scanning
Nmap network scanning generates a full system inventory, but it's only usable with the right parameters and output format. Learn how to create an nmap inventory in this tip. Tip
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Using your Linux server to create an ad-hoc wireless network
In this tutorial, an expert explains how to set up an ad-hoc wireless network access point with your Linux server. Tip
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Securely connecting Linux servers to WiFi using the command line
Connecting a Linux server to WiFi requires the use of the command line. Learn the commands and procedures for wireless networking in your Linux data center. Tip
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Designing a Linux virtual network for KVM virtualization
Determine how to configure the virtual and physical network cards for optimal performance on a Linux network with KVM hypervisor. The best use of individual network cards and virtual network cards depends on the I/O of the virtual machines on the net... Tip
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Linux networking: Using ip tool instead of ifconfig
If your server was configured manually, make sure the Linux network is set up with the correct IP configurations and the ip tool is being used to monitor your systems. Tip
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Troubleshooting Linux networking problems
Analyze and repair network problems related to your Linux system in three steps: determine if the network card is there, then check the hardware configuration and drivers. Some hardware also needs to be checked for module compatibility and tainted ke... Tip
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Using OpenSSH for secure network tunnels on Linux
SSH is secure enough to be used across nonsecure private and public Internets. Learn the basics of SSH execution and how to implement and optimize SSH tunnels with Linux. SSH tunneling features allow remote traffic to be sent through the tunnel, expa... Tip
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Linux Networking Cookbook, Chapter 7: Secure remote administration with SSH
This chapter from Linux Networking Cookbook helps administrators manage remote networks securely with OpenSSH. Learn about authentication, encryption, and data transfers. Tip
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Setting up DRBD in an open source SAN: Open source SANs, part 2
Open source storage area networks need to be configured for replicated storage. This tip explains how to do so with the Distributed Replicated Block Device, or DRBD. Tip
- See More: Tips on Linux network administration
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Protecting your wireless network
Security expert James Turnbull explains the principles of wireless security. Ask the Expert
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Network monitoring and server management with Nagios
Open source software and applications expert Bernard Golden recommends Nagios, an open source network monitoring tools, as a best fit for server management needs. Ask the Expert
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Resources for configuring Astaro on VPNs
Security expert James Turnbull recommends resources for configuring Astaro on VPNs for a user new to Linux. Ask the Expert
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Low cost VPN with Smoothwall
Security expert James Turnbull says you don't need to purchase another client to get the low-cost benefit of Smoothwall. Ask the Expert
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Open source tools for e-mail, network and general perimeter protection
What are some good open source tools for e-mail, network and general perimeter protection? Ask the Expert
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Securing your Red Hat Linux network
James Turnbull gives pointers for securing a Linux network. Ask the Expert
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Can you use MySQL to replicate data over a network from several sites?
Ask the Expert
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Can't use voice chat outside network
Ask the Expert
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Switching from commercial network management products to Nagios
Ask the Expert
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Networking Windows and Linux with Samba
Ask the Expert
- See More: Expert Advice on Linux network administration
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iptables
Word
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Search and replace on steroids: Do more with these sed commands
These tips can help administrators help themselves through advanced text editing with the UNIX Stream Editor (sed) utility. Tip
-
Open source systems management: Hits and misses
Which open source systems management tools work for you? Some tools bring welcome automation to repeated tasks. But beware the shortcomings. Feature
-
Creating an inventory with nmap network scanning
Nmap network scanning generates a full system inventory, but it's only usable with the right parameters and output format. Learn how to create an nmap inventory in this tip. Tip
-
Using your Linux server to create an ad-hoc wireless network
In this tutorial, an expert explains how to set up an ad-hoc wireless network access point with your Linux server. Tip
-
Securely connecting Linux servers to WiFi using the command line
Connecting a Linux server to WiFi requires the use of the command line. Learn the commands and procedures for wireless networking in your Linux data center. Tip
-
NetWare support ends, but NetWare shops persist
Novell support for NetWare ended on March 7, 2010, but the operating persists in many IT shops around the country. What are these NetWare shops going to do in the future? News
-
Designing a Linux virtual network for KVM virtualization
Determine how to configure the virtual and physical network cards for optimal performance on a Linux network with KVM hypervisor. The best use of individual network cards and virtual network cards depends on the I/O of the virtual machines on the net... Tip
-
Linux networking: Using ip tool instead of ifconfig
If your server was configured manually, make sure the Linux network is set up with the correct IP configurations and the ip tool is being used to monitor your systems. Tip
-
Troubleshooting Linux networking problems
Analyze and repair network problems related to your Linux system in three steps: determine if the network card is there, then check the hardware configuration and drivers. Some hardware also needs to be checked for module compatibility and tainted ke... Tip
-
Using OpenSSH for secure network tunnels on Linux
SSH is secure enough to be used across nonsecure private and public Internets. Learn the basics of SSH execution and how to implement and optimize SSH tunnels with Linux. SSH tunneling features allow remote traffic to be sent through the tunnel, expa... Tip
- See More: All on Linux network administration
About Linux network administration
Administering a Linux network properly helps ensure peak performance and uninterrupted Linux security. Discover the basics of Linux network administration, including general Linux network configuration tools, networking commands, file sharing, network troubleshooting and networking devices. This topic also covers IP layer network administration with Linux, Linux virtual networks, network programming, network protocols, ZENworks, Red Hat Network, Linux networking interfaces, monitoring network performance and Linux network management capabilities.