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Discover three tips for managing IT certification and recertification requirements.

Resource Library: The Future is Now with AWS Certifications. Build skills to maximize your cloud investment. The allure of cross-certification.

Too often metrics just tell us about the past without giving much insight into the future. This can be overcome by using a balance of leading metrics.

Dcdiag is an often overlooked tool that can discover problems in a domain controller’s configuration. If client computers can't locate a domain controller or if domain controllers can't replicate Active Directory, you can run tests with Dcdiag to look for a solution.

As IT professionals gravitate away from classroom training and toward on-demand courses and e-learning, IT skills gaps have spiked. Instructor-led training is still the best option to fill critical skills needs and shouldn't be pushed aside entirely for more convenient and cost-effective options.

Last blog we looked at how we can use Trunk groups to ease the configuration of dial-peers and digit manipulation using analog FXO ports for an E911 solution. Now let’s take a look on how it can be used for T-1 CAS configurations and ISDN channel selection. The firs...

Recently, I was asked the following question: “We plan to implement Windows 7 in our network very soon. We want to use Windows 2003 Domain Controllers for the next couple of years. Can we make the hundreds of new Group Policy setting available to Windows 7 Windows Server 2003 DCs?” This is not an unusual situation. Some organizations find they need to replace their desktop computers immediately because of age or obsolescence and others wish to upgrade to Windows 7 because of its superior security and performance. But there may be no budget or desire to upgrade to Windows 2008 or 2008 R2. Luckily, it is not difficult to adapt Server 2003 to work with Windows 7.

As is sometimes the case, the idea for this article originated with a student question I received during one of the Securing Networks with ASA Fundamentals classes I have taught this summer. The course material mentions a simple scenario whereby IP Telephony traffic...