Tips

Tips

• Windows Server 2008: PowerShell basics and top commands

  The Microsoft PowerShell team offers up the top commands and usage scenarios for the new command line shell and scripting language for Windows Server 2008  Continue Reading

• Troubleshooting remote scripting using Network Monitor 3.0 -- Managing Windows networks using script

  Learn how to use Network Monitor 3.0 for troubleshooting a remote scripting error in this tip originally published on WindowsNetworking.com.  Continue Reading

• Five tips for creating a backup service-level agreement

  Learn how to write a backup service-level agreement that will keep the peace between IT and information users.  Continue Reading

• Testing for performance, part 1: Assess the problem space

  In the first article of this series on testing for performance, Mike Kelly outlines ways for you to understand your content and the system and figure out where to start testing.  Continue Reading

• Optimizing NTFS file system performance

  The hard disk can sometimes become a bottleneck in overall system performance. While not much can be done to overcome hardware-related limitations, admins can optimize the NTFS file system for better performance.  Continue Reading

• VMware DRS and VMotion: Improve workload balance, prevent problems

  Learn how both VMware DRS and VMotion work individually, how they work together, and get configuration tips for optimal virtual machine performance in an environment that takes advantage of both technologies.  Continue Reading

• Testers' involvement in requirements gathering important

  In this increasingly complex software development era, it is important to include testing as early in the project as possible. And that means starting with requirements gathering.  Continue Reading

• The state of performance testing

  Some might say 2007 was the year the software industry started taking performance testing seriously. In this month's Peak Performance column, Scott Barber takes a look at what happened in the performance testing field in 2007 that made that so, and ...  Continue Reading

• Do dual-power supply servers increase redundancy?

  Implementing servers with dual power supplies is a common practice in mission-critical environments. But improper implementation can result in a false sense of power redundancy. This tip explains what can go wrong in your data center.  Continue Reading

• How to set up Remote Desktop for Exchange Server administration

  Learn how to use the Remote Desktop Protocol (RDP) to manage and troubleshoot Microsoft Exchange Server from a distance via a terminal service session.  Continue Reading

• Oracle on RHEL 5: Installation and configuration

  Install and configure Oracle 10 on RHEL 5. This tip shows how to set up a database with Oracle's Database Configuration Assistant (DBCA) and Oracle Enterprise Manager.  Continue Reading

• How to use RACI charts to define service desk roles and responsibilities

  Using a management tool called RACI charting can help IT managers simplify the daunting task of clarifying the roles and responsibilities of the service desk.  Continue Reading

• Best practices for using Outlook .PST files on portable USB drives

  You can save Microsoft Outlook email data in a .PST file to a portable USB storage drive, but make sure you understand these best practices first.  Continue Reading

• How to define the scope of functional security testing

  With a many internal threats originating from applications, functional security testing is one of the most reliable ways to identify internal security vulnerabilities.  Continue Reading

• Five steps for performing an effective software product review

  Review or inspection is an important activity in any project implementation. Performing a good review of the developed product, along with capturing metrics, helps in building a quality product. In this member-submitted article, Murugan Srinivasa ...  Continue Reading

• How the DC locator works in Active Directory

  The DC locator depends heavily on DNS to not only locate a domain controller with the right role but also to locate one that will be efficient.  Continue Reading

• How to write an effective test report

  This member-submitted tip provides a guideline for essential information that should be included in a test report.  Continue Reading

• Don't mistake user acceptance testing for acceptance testing

  Despite the many references that concur on the definition of acceptance testing, people still get confused. Scott Barber clarifies things in this month's Peak Performance column.  Continue Reading

• When and how to use worker process recycling with IIS

  Configuring Internet Information Services to automatically reset worker processes can solve a lot of Web application issues, but it should only be used in certain situations.  Continue Reading

• SUSE Linux Enterprise troubleshooting: Fixing boot problems by repairing a broken initrd

  Having a problem booting SUSE Linux Enterprise on your server? It may be that you have a problem with your initial RAM disk. Expert Sander van Vugt troubleshoots the problem with this step-by-step guide to fixing a broken initrd.  Continue Reading

• How to manage and troubleshoot Microsoft Outlook rules

  Find out how to manage multiple Microsoft Outlook rules using the Outlook Rules Wizard to prevent potential email message processing conflicts.  Continue Reading

• Using SETools to manage SELinux policies

  SETools can help SELinux administrators with the daunting task of writing, managing and reporting on policies with the help of tools such as apol, sediff, seaudit and sechecker. Our expert shows you how to setup SETools on your system and introduces...  Continue Reading

• Who does what in a Testing Center of Excellence?

  With a Testing Center of Excellence (TCE) an organization can improve its software testing. Learn how and what each TCE participant does in this article from David W. Johnson  Continue Reading

• Sysinternals TCPView monitors network connections on Windows systems

  Learn how to use Sysinternals TCPView 2.51, the network monitoring tool from Mark Russinovich that keeps track of endpoint connections and processes on your Windows desktop and server systems.  Continue Reading

• Data center facility control systems

  Data centers are mission-critical environments with serious consequences for failure, but many employ the same commercial-style control systems as office buildings. Contributor Steve Blaine discusses why data centers can benefit from industrial PLC/...  Continue Reading

• How to create a network printer pool

  You can avoid congestion on a network printer by creating a printer pool -- a group of printers attached to a common print queue, so multiple documents can be printed simultaneously. Here's how to create a printer pool in a Windows Server 2003 ...  Continue Reading

• Microsoft Office's CiceroUIWndFrame component crashes Outlook

  A Microsoft Office component called CiceroUIWndFrame can crash Microsoft Outlook. Find out how to fix the CiceroUIWndFrame issue with these steps.  Continue Reading

• Can freezing a hard drive that's crashed restore it to life?

  You may be able to bring a hard drive that has crashed or cannot mount back to life by leaving it in the freezer overnight. Not every hard drive having problems responds to this treatment, but in some cases it does seem to work. But why? Here's the ...  Continue Reading

• CICSPlex System Manager basics

  In this brief overview of CPSM, CICS expert Robert Crawford describes the risks and rewards of using it for system management, automation and workload management.  Continue Reading

• Troubleshooting Microsoft Outlook toolbar problems

  Microsoft Outlook toolbar buttons will stop working correctly if the OUTCMD.DAT file becomes corrupted. Find out why third-party add-ins are often the culprit and learn how to fix the problem.  Continue Reading

• Optical networks: Core network design best practices

  Core optical network design must take into consideration network requirements specific to the core, including a high degree of aggregation, low reconfigurability, and large geographic scope, while confronting such challenges as router adjacency, ...  Continue Reading

• Setting up SSH2 on Red Hat Enterprise Linux

  Find out how to set up SSH2 (Secure Shell) on Red Hat Enterprise Linux (RHEL), using encryption keys instead of passwords in this tutorial. You can use this with either RHEL 4 or RHEL 5.  Continue Reading

• How to properly authenticate a Linux client in a Windows domain

  MVP Gary Olsen describes the step-by-step process of configuring a Red Hat Fedora client into a Windows Server 2003 domain.  Continue Reading

• Guide to using chkdsk to detect file and folder corruption

  Follow these steps for configuring Windows to periodically run the chkdsk tool against a volume in order to detect file and folder corruption.  Continue Reading

• Dual booting vs. virtualization: Using Windows and Linux on the same server

  Interoperability between Linux and Windows can be achieved in two ways: one, by installing each operating system separately via dual booting -- which allows both operating systems to run on the same hardware -- and two, by running one system inside ...  Continue Reading

• How to choose the correct RAID level

  This tip offers nine things to consider when deciding which RAID level is right for your organization's needs.  Continue Reading

• RAID levels defined

  This tip offers a listing of the RAID levels in use today and details the characteristics and applications of each.  Continue Reading

• Multi-core systems vs. multi-CPU systems

  Can you get better performance from a dual-core system or a dual-processor system? This article evaluates the two configurations and determines that multi-core chips tend to be more efficient than multi-CPU systems.  Continue Reading

• What to look for in a Web application security testing tool

  If you do a lot of Web application security scanning, any testing tool you use must have these features, says security expert Kevin Beaver. They will save you lots of time and effort and will increase the number of valid vulnerabilities found.  Continue Reading

• How to test Web site login security

  Input validation is critical for the security of Web sites. Here's a techniques you can use to make sure your site isn't vulnerable to SQL injection.  Continue Reading

• How to detect data corruption in files and folders

  Data corruption that occurs within a file or folder will usually go unnoticed if you're simply backing up the data and testing the backup by restoring it elsewhere. If the files or folders that have been corrupted are used infrequently, you may ...  Continue Reading

• HP UNIX performance monitoring fundamentals

  UNIX system performance monitoring involves more than just keeping an eye on the amount of free space or the number of users who are logged in. With the right system performance monitoring know-how, you can look into various files to find out ...  Continue Reading

• OpenOffice 2.0 tutorial: Using SQL View, Query Design and more with Report Writer

  Learn how to use the Query Design and SQL View tools, handle report-specific fields, print fast reports and more in this tutorial on OpenOffice's Report Writer.  Continue Reading

• Distributed File System feature prioritizes target servers in Active Directory

  DFS target prioritization is a helpful feature that has slipped under the radar for some IT admins. Directory services expert Gary Olsen breaks down how to use (and not use) this tool to its full effectiveness.  Continue Reading

• How to retrieve lost files using Group Policy folder redirection

  Learn how to combat many file and folder disasters using the 'Redirect My Documents' option via Group Policy in the Windows domain.  Continue Reading

• How to destroy data on backup tapes

  This tip offers guidelines for destroying data on backup tapes, with information about degaussing, tape cartridge destruction, tape reuse and record keeping.  Continue Reading

• AGDLP reduces account management, permissions management headaches

  AGDLP is a practice that can greatly reduce your administrative headaches related to account management and permissions management.  Continue Reading

• Software testing deliverables: From test plans to status reports

  Core sets of deliverable are required for any software testing phase. In many cases they include a test plan, test case, defect documentation and status report. Learn what is required for each in this tip from David W. Johnson.  Continue Reading

• Daisy-chaining SCSI devices

  With SCSI, you can daisy-chain (physically wire) multiple devices together. However, if you're considering daisy-chaining multiple SCSI devices together, you should know the SCSI bus will only support a certain number of devices.  Continue Reading

• How to estimate the lifespan of LTO tapes

  This tip outlines what you need to consider when estimating the lifespan of LTO tape. It's not as black and white as LTO tape manufacturers would like you to believe.  Continue Reading

• Create and manage hardware profiles

  Hardware profiles, which are set by a systems administrator, describe which pieces of hardware are enabled or disabled when a system is booted under a given profile. They eliminate the process of Windows having to redetect hardware. This tip will ...  Continue Reading

• How to document system, software requirements

  There are various formats you can use to document system and software requirements. However, no single one is sufficient to represent all requirements. You need to follow an integrated approach.  Continue Reading

• Storage virtualization: Where and how

  This tip outlines the various locations to implement storage virtualization functionality, the different approaches to storage virtualization and offers suggestions on how to choose the right approach for your environment.  Continue Reading

• Linux clusters vs. grids

  Can Linux clusters outperform grid computing? Expert Ken Milberg compares them -- covering Beowulf, HPC, Linux Virtual Server and the Globus Toolkit for grids -- and chooses a winner.  Continue Reading

• The role of a software test manager

  Effective software test managers not only understand the discipline of testing, but they are also able to manage and implement a testing process in their organizations. That requires team leading skills, communication skills, and being able to ...  Continue Reading

• CICS program list tables: PLTPI and PLTSD programs

  CICS expert Robert Crawford describes the two types of program list tables (PLT)  Continue Reading

• Using Netmon to analyze network traffic in Windows Server 2003

  The Network Monitor tool can be considered both a network troubleshooting tool and a packet analysis tool. But the version of Netmon that comes with Windows Server 2003 allows only the capture of frames sent to and from your local server.  Continue Reading

• Fix USB audio problems like sputtering or glitching

  USB audio often suffers from sputtering or glitching— playback riddled with clicks and pops. The bitstream is being interrupted, and the cause is hardware-related.  Continue Reading

• Memory leaks: Determine an application's CPU consumption

  The same symptoms for a memory leak can be caused by a poorly written application that consumes an excessive amount of CPU time. Here's how to determine how much CPU time an individual application is using.  Continue Reading

• Performance Logs and Alerts: A guide to the Windows Server 2003 utility

  Performance Logs and Alerts is one of performance monitoring tools in Windows Server 2003. This tip discusses the tool's two types of logs: counter logs and trace logs.  Continue Reading

• Software requirements: Using models to understand users' needs

  Successful software projects involve users early and often to explore and reach closure on requirements. Using analysis models you can depict user needs with a combination of diagrams and structure text such as tables or templated text.  Continue Reading

• Cisco wireless access point configuration from scratch

  Learn what the Cisco 1242 wireless access point can do for you and how to configure one from scratch. This tip covers basic security settings, enabling the wireless radios, and how to make a successful connection. The 1242AG is a powerful ...  Continue Reading

• Fixing corrupt Microsoft Outlook calendar entries

  Microsoft Outlook 2003 and Outlook 2007 can occasionally suffer from corrupt calendar entries. When this happens, certain appointment reminders repeatedly pop up no matter how many times you dismiss them. Exchange MVP Brien Posey explains how to fix...  Continue Reading

• Automating server management and IT processes

  Server automation can free up data center resources to focus on higher-value activities. This tip provides some suggestions for getting started by automating low level IT processes.  Continue Reading

• I don't want a Web application security product; I want a solution

  The number of Web application security products available is enough to make your head spin. A better option is a total solution that handles all of your Web application security needs, says application security expert Anurag Agarwal.  Continue Reading

• Simple WMI tricks for AD administrators

  Windows Management Instrumentation (WMI) can be a great asset for Active Directory admins. Expert Gary Olsen offers useful WMI tips and tricks for locating and gathering information from objects in an enterprise.  Continue Reading

• IBM Tivoli Storage Manager vs. traditional backup

  Learn about the architectural concepts behind IBM's Tivoli Storage Manager backup software and the main differences with what are often referred to as "traditional" backup products. This piece is the first of a series of four on Tivoli Storage ...  Continue Reading

• Microsoft's daylight-saving time (DST) patch -- Does it matter to AD?

  Who would've thought that expanding the dates of daylight-saving time would cause so many problems for IT administrators? Expert Gary Olsen analyzes what the changes mean to Active Directory regarding domain operations.  Continue Reading

• CICS trace: Getting started, formatting and externalizing

  CICS expert Robert Crawford describes the handy CICS trace tool and gives code for externalizing its output.  Continue Reading

• Diskpart utility scans for newly added disks

  Use the Windows Diskpart utility to scan for newly added disks, instead of Windows' Disk Administrator tool.  Continue Reading

• Block and file access unite with multiprotocol storage

  This tip looks at the pros and cons, as well as when and where to deploy multiprotocol storage, which is also referred to as "unified" storage.  Continue Reading

• Beware of bare linefeeds in Exchange Server email

  A bare linefeed is a single linefeed character that isn't preceded by an ASCII carriage return. In some instances, virus scanners or security appliances will insert bare linefeeds into an Exchange Server email and cause delivery failures.  Continue Reading

• Running Windows as a VM on Linux with VMware Server

  If you don't want to spend money on an expensive Citrix setup for running Windows and Linux, then try running Windows as a virtual machine (VM) on Linux with VMware Server.  Continue Reading

• Calculating costs of data center cabling infrastructure

  In part two of our series on data center cabling decisions, data center infrastructure expert Carrie Higbie offers a cost calculator for determining TCO on a cabling project.  Continue Reading

• Migrating Microsoft Internet Information Server to Apache on Red Hat Linux

  If you're moving to Apache server from Microsoft Internet Information Server, be aware that this migration involves more than just copying files. In this tip, users will learn how to move a site from IIS to Apache on Red Hat, although this is ...  Continue Reading

• Configuring DNS server properties

  When followed correctly, DNS is fairly simple to use in Active Directory. However, it's even easier when you understand certain configurations. Expert Gary Olsen breaks down the DNS complexities that every admin should know about.  Continue Reading

• IP addressing and subnetting: Calculate a subnet mask using the subnet's formula

  IP addressing and subnetting are an important part of networks. Learn how the subnet's formula works and why it's important to know how to calculate the subnet mask "longhand."  Continue Reading

• Duplex mismatch

  What is duplex, and what is the difference between half and full duplex? What is a duplex mismatch? How can autonegotiation help or hurt your network? How can you resolve duplex conflicts? In this tip, David Davis helps networking engineers and ...  Continue Reading

• Is storage automation right for you?

  This tip covers what storage automation is, and what it is not, and what it means to you. Also, you will learn why you should, or should not implement a storage automation product.  Continue Reading

• Focus Windows port scanning with the netscan command

  How to use the netscan command to focus Windows port scanning.  Continue Reading