Resources

The US-CERT (Computer Emergency Response Team) recently gave a presentation on what China has been doing to hack anything they can hack with the goal of stealing intellectual property, money and personally identifiable information. While most public sector schools and government agencies are generally not vast repositories of intellectual property, they do manage and transfer […]

We constantly harp on all of you segregating third-party vendor equipment on to vendor VLANs.   The purpose of that is to keep third-party vendor equipment completely away from your internal network.  Ideally, we don’t want these vendors to see, touch, or ask your internal network anything.

Last month on January 22nd the US Dept of Homeland Security took the unusual step of issuing Emergency Directive 19-01 to all Federal Agencies.   The directive issued steps that had to be taken by those agencies to mitigate potential DNS infrastructure tampering.

We continue our discussion of your closets and dumb stuff that can really hurt you.  In part III we look at “plan b” and “plan c” for what to do if the power goes out for both the physical and virtual servers as well as your MDFs. If you put a physical server in any […]

Right about now most of us are getting fairly comfortable with our current 802.11ac Wave 2 wireless deployments.   But as we all know technology, and particularly wireless technology, never stands still.   So, Wi-Fi as we know it is about to get another major update.

The February Tech Talk Webinar is SCCM Troubleshooting Part II.  Scott will introduce the new  Support Center for client troubleshooting which became available in 1810.  It provides real-time log viewing, or capturing the state of a Configuration Manager client computer for later analysis.

In part I we were talking about UPSes.  In part II we are going to continue our MDF/IDF UPS theme. I want you to physically audit the power situation in your MDF and IDF closets.   Specifically, I want you to look for the following: UPS load.

Happy New Year!   I was heartened by the number of noisy UPSes there were over the holiday break as people were taking my advice and calibrating their UPSes.   I saw in our Paladin Sentinel Monitoring console that a number of those UPSes announced their “true” status as unable to do their jobs due to bad […]

This tech tidbit is a reprise of a tidbit we sent out back in June of 2018.   You may have missed this post back then as it was the end of the school year and preparing for summer was upon all of us.  But, I wanted to bring it to all your attention again.

As 2018 comes to a close, on behalf of everyone at CSI I would like to say thank you for entrusting us with your technology needs.  Unlike most of our competitors we solely service K-12 and Public Sector. We take your network very seriously.   We take what happens to it personally.