Security
Yesterday a critical vulnerability with Windows operating systems was revealed. The exploit, called PrintNightmare, takes advantage of a weakness with the Windows Print Spooler service. In order to exploit this vulnerability, hackers would need to have access to a device on the network AND at least one user account. Every
Certifications
What excited you most about the material covered in this exam or cert?I was really hoping to learn more about technology in general. Prior to studying for the exam, I had an interest in networking, but no real knowledge. I was excited to expand into something that was previously
Cisco
Packet Capture on a Remote Cisco Device Typically when I need to do a packet capture on a remote Cisco IOS/IOS-XE device, I use RSPAN to mirror that traffic someplace where a VM can receive the capture. This week I learned a trick that allows much more flexibility! ERSPAN
Certifications
This post is part three to Why We Love Continuing Education and Certifications and How I Study for IT Certification Exams There's a genre of movie that's usually predictable, sometimes corny, but always endearing. These are the movies where a group of misfit kids are put
Certifications
This post is a follow-up to Why We Love Continuing Education and Certifications and continues on with What Certs Should My IT Team Have? A few weeks ago I was reading to my daughters one of our favorite Shel Silverstein books and came across the following poem: The little blue
3CX
This post is part 1 in a three part series which includes How I Study for IT Certification Exams and What Certs Should My IT Team Have? My First IT Certification When I graduated from UNC Asheville in the spring of 2003 with a Computer Science degree, I had assumed
Fortinet
Portable Internet Service One of our healthcare clients needed a solution for running COVID-19 vaccination clinics in a parking lot or pavilion. They wanted to provide secure connectivity to electronic health records (EHRs) for a team of doctors, nurses and their support staff at any location. The challenge with these
Exchange
Vulnerable Exchange Servers In the wake of the Exchange Zero-day vulnerabilities, Advanced Data was concerned about how many vulnerable servers were left in our region. We pulled the blocks of IP addresses that are used in our region by businesses and entered them into NMap as target IPs. We then
Exchange
Last week, Microsoft released patches to resolve four severe vulnerabilities in Exchange Server that are being exploited by a Chinese state-sponsored group called HAFNIUM. At the time, Microsoft said that the bugs were "limited, targeted attacks”. Six days have passed and it's now being reported that over
Microsoft
Now that we have installed Teams with Microsoft Business Phone System for clients (and passed the Teams exam) we want to share some thoughts on the product. We've been doing VoIP phone systems since Cisco CallManager 3 back in 2003 when it still looked like Selsius CallManager. Over
Certifications
Today I took the Managing Microsoft Teams (MS-700) exam and I passed! Lately we've had some clients express interest in using Teams as a phone system and I wanted to take the opportunity to fully understand the capabilities. Before I share thoughts on the exam, I want to
Microsoft
Recently we setup and installed Teams with Microsoft 365 Business Voice using Yealink MP54 / T55a phones for a client. A post about replacing your business phone system with Teams will be forthcoming, but I wanted to post a quick resolution to a nagging issue we faced. After we registered the