It has been a while since I have added much to my blog. I would like to happily blame my role within Cisco Systems for this. I moved into product management about 2 years ago and have found it difficult to write on my own AND for Cisco at the same time. While I have … Continue reading Whoa.. where has the time gone?
Meraki loves to chalk up the secret sauce in their products to "Meraki Magic" and boasts “anyone can do it”. Yet our inner engineering geek wants to open the curtain and see the real show. An example of that is Auto RF, which is a form of Radio Resource Management (RRM) that allows Meraki Wi-Fi … Continue reading Meraki Auto RF Explained
In this video we'll take a look at Distributed Layer 3 Roaming with Meraki. More documentation on this feature can be found here.
In technical interviews, I often ask (and am often asked): How would you design a Wi-Fi network to support a large room with 1000 devices? The question is purposely vague to identify how someone thinks through a problem that doesn't have a single answer, and to observe how thoroughly they respond. Below I'll take my … Continue reading Designing Wi-Fi for High Density
Multicast has brought a lot of efficiencies to IP networks. But multicast wasn’t designed for wireless, and especially isn’t well suited for high-bandwidth multicast applications like video. I'll cover the challenges of multicast over wireless and design considerations. But first, an overview of multicast: To level set, I'll briefly cover IP multicast. For the purposes … Continue reading Multicast over Wireless
Many Wi-Fi vendors on the market now include the capability to leverage access points for location analytics in addition to serving clients. However, deploying location analytics has its own set of requirements, and attempting to simply leverage the same APs for location analytics may have suboptimal results if not planned out correctly. The following sections … Continue reading Deploying Wi-Fi for Location Analytics
I recently decided to try to learn how to write python a little bit. I'm still not very good at it, however I did create something recently that I feel should be shared! Meraki local status pages can provide some very useful information for troubleshooting, however having to browse to ap.meraki.com/switch.meraki.com/wired.meraki.com is not always desirable, … Continue reading Wifi and Meraki Widgets for Mac and Windows
Disclaimer: It is a highly recommended practice to employ a system of peer review for any changes you make that effect data plane traffic. This practice is especially important on systems managed via CLI. CLI is not always consistent between software versions or device types. Reviewing documentation and getting a second set of eyes always … Continue reading MX Dual VPN Hub OSPF to EIGRP Redistribution
If you need to brush up on the RADIUS process, please read my previous post: Following the 802.1X AAA process with Packet Captures Everyone talks about it, yet I rarely meet folks that really understand what CoA (Change of Authorization) means for RADIUS authentication and client access. I recently spent a few hours troubleshooting RADIUS … Continue reading Deconstructing the RADIUS CoA process
If you haven't noticed, I've taken a break from releasing any new material for the blog. After achieving the CWNE certification and my wife and I having our 3rd child it felt like a good time to relax. Good news is I am going to get back at it. You may see a little change … Continue reading 2018! What’s next?