THE BLOG

I recently returned from the Cisco Live US 2018 event in Orlando, Florida. It was a great experience, with lots of conversations, sessions, and insight. You can expect more content about what I learne...

Last week (on Cyber Monday), I did a webinar covering the theory and configuration of multiple QoS mechanisms. Here's what you'll learn in this replay of that webinar:

• Learn QoS Mechanisms
• U
...

I recently did a Facebook Live session covering the fundamentals of Cisco Collaboration technologies. If you missed it, or want to see it again, here's a replay.

Topics covered include:

• Trad
...

If you’re one of the 200,000+ Cisco customers using a Cisco Unified Communications Manager (CUCM) server to support your Cisco IP Phones and soft clients, this blog post is for you. Specifically, Cisc...

The Need to Know MQC in a World of Automation

These days, Quality of Service (QoS) can be configured relatively easy. If we’re using the APIC-EM as a network controller to manage our routers and swit...

Before Cisco had a Collaboration track, they had a Voice track. One of the courses in that track’s curriculum was the CVOICE course, and it really got into the configuration of H.323 gateways. I actua...

You might be hearing the term Cisco Spark used a lot these days. But what exactly is it?

That's what you'll learn in this video. Enjoy!

Kevin Wallace, CCIEx2 (R/S and Collaboration) #7945

Are you going to Cisco Live US (CLUS) 2017 in Las Vegas? If so, you might want to come check out my session. It's entitled Number Globalization and Localization for CCIE Collaboration Candidates. But,...

If you’re studying for a Cisco certification, you might be debating what to do for your hands-on practice. Will you buy a home lab? What about using a simulator or an emulator?

Well, before spendin...

You want to get your first (or next) Cisco certification, but do you have a specific preparation strategy, or are you just winging it? If you do have a structured framework you’re confidently executin...

One of the new topics on the new CCNA R/S v3 exam is Quality of Service (QoS). Having taught QoS for many years, I’ve noticed that one of the topics students find most challenging is QoS Traffic Marki...

For me, the addition of QoS to the list of topic areas for the new CCNA R&S version 3 exam was a great thing. The reason is, QoS is my absolute favorite Cisco topic. So, I couldn’t wait to start recor...

Earlier this month, I did a live webinar covering the theory and configuration of a CUCM server. If you missed it, you can check out a replay below.

Also, at the end of the webinar, I offered a big d...

You might have seen some of my recent Cisco Collaboration videos. Interestingly, the big difference between Cisco’s new Collaboration track than its prior Voice track is the addition of video technolo...

In this new video, you’ll learn the theory behind T1 and E1 circuits and how to configure them on your Cisco routers. This is a key technology to master for Cisco CCNA Collaboration, CCNP Collaboratio...

For the past few months, I’ve been immersed in Cisco collaboration technologies, and I created a video for you to introduce you to the 6 core systems that make up a Cisco collaboration network. 

Th...

Cisco recently retired their CCNA Voice and CCNP Voice tracks, and have replaced those telephony-centric tracks with the new CCNA Collaboration and CCNP Collaboration tracks. While these tracks do c...

This video identifies the need for Quality of Service (QoS) and gets you acquainted with several QoS tools.

This video is a sample from my new CompTIA Network+ (N10-006) Complete Video Course, and ...