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Data Center
Selena Frye
TechRepublic Staff
Selena Frye

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UN Web site is defaced via SQL Injection
This morning the United Nations Web site was defaced by three hackers calling themselves kerem125, M0sted, and Gsy. The group exploited a typical SQL Injection vulnerability found in the United...
Posted by Justin Fielding | August 12, 2007, 5:21 PM PDT | Latest comment by corporate@...
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VoIP in a box?
There's been a lot of buzz in the VoIP community recently about ooma, a device that the company advertises will allow you to "own your own dial tone." The key here is that you buy a box -- not a...
Posted by Deb Shinder | August 10, 2007, 12:29 PM PDT | Latest comment by MyDivert
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Exchange 2007: 32-bit vs. 64-bit
In reading through comments regarding Exchange 2007's lack of 32-bit support and confusion around why Microsoft decided to provide a 32-bit "test" version of Exchange 2007, I thought I'd offer...
Posted by Scott Lowe | August 10, 2007, 7:41 AM PDT | Latest comment by reoroman
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Get to know Cisco ASDM 6.x's new features: Startup Wizard and firewall dashboard
Last month, I told you how to update the software on the Adaptive Security Appliance (ASA), Cisco's latest and greatest firewall ("Five steps to upgrading the software on a Cisco ASA 5510"). In...
Posted by David Davis | August 9, 2007, 12:38 PM PDT
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Block MSN Messenger with Squid
While instant messaging has changed the way many people communicate, it also creates new problems for network administrators. For various reasons, many companies may choose to block instant...
Posted by Justin Fielding | August 6, 2007, 1:04 PM PDT | Latest comment by saxenak02@...
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Microsoft IIS gaining on Apache
The latest Netcraft survey shows that Microsoft's IIS server is slowly gaining ground on the Apache Web server. The total number of sites surveyed rose by 2.3 million over last month. ...
Posted by Justin Fielding | August 6, 2007, 8:51 AM PDT
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Exchange 2007 roles: Installation order matters when using multiple servers
Microsoft Exchange 2007 was segmented by a number of different roles: Mailbox Server, Client Access Server, Unified Messaging Server, Hub Transport Server and Edge Transport Server. Although it's...
Posted by Scott Lowe | August 3, 2007, 11:39 AM PDT | Latest comment by KamboleM@...
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PDFs become vehicle of choice for spammers
I don't know whether everyone else is noticing the same thing, but I'm seeing a steady increase in the amount of PDF spam. Along with this, the number of attempted deliveries (bounce and...
Posted by Justin Fielding | August 3, 2007, 3:13 AM PDT | Latest comment by JCitizen
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Will your VoIP provider go out of business?
Consumers and small businesses sign up for VoIP services in hopes of saving money and taking advantage of advanced features such as e-mail delivery of voice mail messages that they can't get with...
Posted by Deb Shinder | August 1, 2007, 8:11 AM PDT | Latest comment by firefighter1201
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Setup RPC over HTTPS with Exchange 2003 (where Exchange is not installed on a Global Catalog server)
After setting up a small Exchange lab and successfully configuring Outlook Web Access (OWA) using a free SSL certificate, I thought it would be interesting to try enabling RPC over HTTPS. In...
Posted by Justin Fielding | July 31, 2007, 4:10 PM PDT | Latest comment by the_wizkid
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Cisco administration 101: Monitor network traffic with NetFlow
Are you familiar with Cisco's NetFlow technology? NetFlow is the new standard for network traffic analysis, and you can use it to see the utilization on a router -- as well as the traffic that's...
Posted by David Davis | July 31, 2007, 10:43 AM PDT | Latest comment by erikp@...
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State of Ohio passes the buck
The state of Ohio are trying to blame a 22 year-old intern for the loss of almost 800,000 social security numbers and other personal information. A backup tape containing unencrypted data was...
Posted by Justin Fielding | July 29, 2007, 7:43 AM PDT | Latest comment by cklammer@...
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Big business under scrutiny
It seems big business is coming under increasing scrutiny in Europe with Intel and Microsoft both finding themselves in a spot of bother over the past week. In both instances the defendants are...
Posted by Justin Fielding | July 29, 2007, 7:16 AM PDT
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Integrate VoIP with your e-mail address -- for free
Unified communications is all the rage, and it's all about combining different types of messaging, such as e-mail and voice. Now there's a free service that does just that -- without the expense...
Posted by Deb Shinder | July 27, 2007, 11:14 AM PDT
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Secure Outlook Web Access with (free) SSL: Part 2
Last week, I talked about the various options available when looking to use SSL for encryption of Outlook Web Access. Rather than buying an expensive certificate from Verisign or creating my own...
Posted by Justin Fielding | July 23, 2007, 10:05 AM PDT
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Disable USB storage under OS X or Windows
Whilst randomly browsing a few days ago I came across a document prepared by the National Security Agency (NSA) that describes how to disable USB storage on Linux, OS X, Solaris and Windows...
Posted by Justin Fielding | July 21, 2007, 12:07 PM PDT | Latest comment by sunilrathore2008@...
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Intel joins OLPC board
After their previous war of words with the OLPC foundation, Intel have show a sharp change of approach. Back in May founder of OLPC foundation Nicholas Negroponte said Intel ‘should be ashamed...
Posted by Justin Fielding | July 21, 2007, 12:03 PM PDT
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Reader query: Self-signed certificates in Exchange 2007
In response to my previous Exchange tip, Exchange 2007 and certificates, TechRepublic reader and blogger Justin Fielding asked this question: "Can you self-sign certificates for use with Exchange?...
Posted by Scott Lowe | July 19, 2007, 5:22 PM PDT | Latest comment by itcoord@...
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Five steps to upgrading the software on a Cisco ASA 5510
The Adaptive Security Appliance (ASA) is Cisco's latest and greatest firewall, and it's quickly overtaking the PIX firewall in popularity. When first released, the ASA 5500 series firewalls came...
Posted by David Davis | July 18, 2007, 9:15 AM PDT | Latest comment by gbata
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Secure Outlook Web Access with (free) SSL: Part 1
I have recently spent some time building a small Active Directory / Exchange 2003 environment in my home lab. One thing that bothered me was the lack of encryption while using Outlook Web Access...
Posted by Justin Fielding | July 16, 2007, 10:39 AM PDT | Latest comment by Penguin Netwerx
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10 commands you should master when working with the Cisco IOS
Becoming proficient with the Cisco IOS means learning some essential commands. This quick reference describes 10 commands you'll need to rely on when handling various configuration and...
Posted by David Davis | June 13, 2008, 6:33 AM PDT | Latest comment by career@...
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Ten first steps with Windows Server 2012
Scott Lowe walks you through some of the first tasks administrators perform when deploying a new Windows server on the network. Here's how it looks on Windows Server 2012.
Posted by Scott Lowe | September 18, 2012, 9:00 AM PDT | Latest comment by Still_Rockin
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Modifying the Windows 7 boot loader with the Boot Configuration Data Editor tool
In Windows Vista and later versions of Windows, the bootloader was moved from boot.ini to a utility called BCDEdit. Derek Schauland shows you how to modify the boot config data with the new tool.
Posted by Derek Schauland | July 21, 2009, 6:00 AM PDT | Latest comment by PurpleSkys
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How to navigate Start in Windows Server 2012
Scott Lowe offers some tips for IT Pros new to navigating Start in the Windows Server 2012 environment. Here are some of the basics to finding your way around.
Posted by Scott Lowe | August 9, 2012, 11:43 AM PDT | Latest comment by technomom_z
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How SAS, Near Line (NL) SAS, and SATA disks compare
Scott Lowe breaks down the differences in reliability and performance between SAS, Near-Line SAS, and SATA drives.
Posted by Scott Lowe | February 7, 2012, 10:20 AM PST | Latest comment by DexterF
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Set up your first Windows Server 2012 Hyper-V Host
John Joyner walks you through the steps of setting up a single virtualization host using Windows Server 2012 Hyper-V and points out some of the new features.
Posted by John Joyner | October 16, 2012, 6:00 AM PDT | Latest comment by sourabhmishra
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How to perform four common tasks in Windows Server 2012
Windows Server 2012 is different enough that are new ways to perform some of the most basic tasks. Scott Lowe goes over four of them in this tip.
Posted by Scott Lowe | August 22, 2012, 6:29 AM PDT | Latest comment by ivo@...
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Practice Cisco router configuration using a free emulator
With a simulator, there are always missing commands and programming errors, and it can never really be as complete as the real IOS. However, because an emulator runs the IOS, you get every feature...
Posted by David Davis | January 10, 2008, 11:47 AM PST | Latest comment by wizard57m-cnet
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The modular server approach for small organizations
There are no shortage of ways to design infrastructure to solve a specific problem. One popular new trend is the modular server, as Rick Vanover explains.
Posted by Rick Vanover | May 8, 2013, 5:30 AM PDT | Latest comment by jwhitetr
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How to join your first Windows Server 2012 to your domain
It's release day for Windows Server 2012 and not too soon to learn how to add the new version to your domain. John Joyner takes you through the steps.
Posted by John Joyner | September 4, 2012, 6:00 AM PDT | Latest comment by stan@...
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DIY SAN: Windows Server 2012 Storage Spaces and iSCSI target
John Joyner shows you how to use Windows Server 2012 to create an iSCSI target and virtual disk that can be used for storage.
Posted by John Joyner | January 16, 2013, 6:00 AM PST | Latest comment by ascar.omarov@...
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Microsoft announces four Windows Server 2012 editions: What you need to know
Scott Lowe explains Microsoft's new licensing for the four editions of Windows Server 2012. Here is what you need to know about upgrading and choosing the right edition.
Posted by Scott Lowe | July 6, 2012, 8:03 AM PDT | Latest comment by skypilott2
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Diagram your network with these tools
Document your network by checking out our list of network diagramming tools (half the list are free). Submit a network diagram to us and get some TR swag.
Posted by Selena Frye | September 10, 2010, 11:14 AM PDT | Latest comment by Anna1024
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Infographic: Awesome data centers
This infographic from Whoishostingthis.com offers some statistics on the world's largest data centers.
Posted by Selena Frye | May 7, 2013, 9:53 AM PDT | Latest comment by VytautasB@...
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How to share a folder in Windows Server 2012
Scott Lowe reports that there are some slight changes with the file-sharing in Windows Server 2012. Here are the steps for sharing a file in the new version.
Posted by Scott Lowe | October 11, 2012, 9:00 AM PDT | Latest comment by rick@...
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How to install Windows Server 2012 on HP ProLiant Servers
John Joyner shows you the steps you need to take to successfully install Windows Server 2012 on HP ProLiant servers. Here are tips on HP drivers and utilities, firmware and software updates, and...
Posted by John Joyner | October 23, 2012, 6:00 AM PDT
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Configure static NAT for inbound connections
Someone recently asked me how to configure Network Address Translation (NAT) so that computers on the Internet could access his internal Web and mail server through his Cisco router. This requires...
Posted by David Davis | June 6, 2007, 8:50 AM PDT | Latest comment by osaid.suliebi@...
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How to manage employee photographs with Active Directory
John Joyner explains how to use the built-in features of Exchange 2010 with Outlook and Lync to add and manage employee photos in your organization.
Posted by John Joyner | June 18, 2012, 6:57 AM PDT | Latest comment by Rendman
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Two PowerShell scripts for retrieving user info from Active Directory
Obtaining user object information via Active Directory Users And Computers is fine for the one-time use, but it falls short for batch tasks. These two scripts make it easy to pull user information...
Posted by Rick Vanover | May 19, 2010, 12:00 AM PDT | Latest comment by volentib666
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Configure Remote Desktop through Group Policy
Ensuring that Remote Desktop is enabled (or disabled) centrally through Group Policy is the way to go for Windows Servers. IT pro Rick Vanover shows how in this tip.
Posted by Rick Vanover | October 11, 2011, 10:55 AM PDT | Latest comment by asher siddiqi

































