IT Knowledgebase Articles

TrainSignal recently had the opportunity to sit down with Don Jones at Windows Connections 2011 in Orlando to discuss the importance of learning PowerShell. The overriding message of the interview is that if you plan to learn one thing in 2011, it should be PowerShell. Video and transcript included.

In this article, David Davis covers issues related to keeping track of IP addresses on lab and production networks. Included are suggested tools which can help prevent outages caused by duplicate IP addresses.

Sean Wilkins covers AutoQoS VoIP and AutoQoS for the Enterprise, which allow for automatic quality of service (QoS) configuration on your network. While AutoQoS VoIP requires very little configuration in order to implement, AutoQoS for the Enterprise is split into two separate configuration phases: a discovery phase, and a generation & installation phase.

There is one crown jewel from Microsoft’s toolbox treasure trove that has not received much attention. Xperf, which is part of the Microsoft Windows Performance Toolkit, allows you to dig deeper into performance issues than Perfmon and PAL ever dreamed. In this article, Bruce Mackenzie-Low provides an overview of Xperf for troubleshooting Windows storage performance issues.

2nd installment by J. Peter Bruzzese on RBAC (Role Based Access Control), a new permissions model in Exchange Server 2010. RBAC allows you to define both a broad, as well as a more granular assignment of permissions to administrators, ensuring that they are given the appropriate permissions based on the roles they perform within your organization. The 1st installment covered broad permission settings by employing Predefined Role Groups. Part 2 addresses more specific permission settings at the granular level.

Digital voice port configuration on a VoIP network by Sean Wilkins, focusing on T1 and E1 voice port types. Covers emulation methods, codec complexity configuration and T1 & E1 controller configuration.

What to consider when configuring Windows Failover Clusters, by Bruce Mackenzie-Low. With a little planning and the help of tools like the Cluster Validation Wizard for failover cluster setup, you can implement failover clusters with confidence, ensuring proper setup when choosing partition size, configuring compatible and consistent storage drivers and storage controller settings.

Esxtop is VMware’s command-line tool to analyze performance. David Davis provides an overview and configuration options of this valuable tool for solving vSphere performance issues. Also included are suggestions on top resources available to further your understanding of esxtop.

In this article Tom Finnis explains how to add the Print Services role to a Windows 2008 Server and then shows you how to use the Print Management console to share printers on your network.

Analog voice port configuration on a VoIP network by Sean Wilkins. Includes configuration details for the three main voice port types: Foreign Exchange Office (FXO), Foreign Exchange Station (FXS), and Ear and Mouth (E&M).