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ERSPAN to Wireshark — and How to Fix if Not Working

ERSPAN to Wireshark — and How to Fix if Not Working

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!...

What Certs Should My IT Team Have?

What Certs Should My IT Team Have?

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...

How I Study for IT Certification Exams

How I Study for IT Certification Exams

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...

Why We Love Continuing Education and Certifications

Why We Love Continuing Education and Certifications

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...

Connectivity for Remote COVID-19 Vaccination Clinics

Connectivity for Remote COVID-19 Vaccination Clinics

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...

Who is Still Vulnerable to the HAFNIUM Threat in WNC?

Who is Still Vulnerable to the HAFNIUM Threat in WNC?

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...

Exchange Server Zero-Day Vulnerabilities

Exchange Server Zero-Day Vulnerabilities

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...

Review of Teams Microsoft Business Phone System 2021

Review of Teams Microsoft Business Phone System 2021

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...

Passed MS-700 Managing Microsoft Teams Exam

Passed MS-700 Managing Microsoft Teams Exam

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...

Microsoft Teams Phone Missing Dialpad

Microsoft Teams Phone Missing Dialpad

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...

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