Are you ready for 768k day?
As the global routing table increases, routers use more and more memory to hold these tables in memory. Most routers use what is called TCAM memory to hold routing tables. TCAM memory is much faster than normal RAM, which makes …
What is WPA3?
With the introduction of WIFI6, we now have the new WPA standard in WPA3. In an earlier article, I talk about WIFI6, and it’s the introduction of WPA3. As we are used to with the previous versions of WPA, WPA3 …
3 Tier Model
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Where does TRILL and VXLAN fit in to your network strategy?
As networking trends yo-yo between layer-3 and layer-2 centric different protocols have emerged. Protocols such as Transparent Interconnection of Lots of Links (TRILL), Shortest Path Bridging (SPB), and Virtual Extensible LAN (VXLAN) have emerged to address the need of scalability …
What is an LOA for a cross-connect?
LOA’s (Letters of Authority/Authorization) are a mystery to many. We help many of our customers with LOA’s on a semi-regular basis. If you are here you are probably wanting to find out what an LOA is and how to properly fill …
OTV and VXLAN
A great article on explaining what OTV is and how it compares to VXLAN http://www.routexp.com/2017/04/vxlan-and-otv-what-is-difference.html?m=1
ISP Visio Stencil List
This content is for Patreon subscribers of the j2 blog. Please consider becoming a Patreon subscriber for as little as $1 a month. This helps to provide higher quality content, more podcasts, and other goodies on this blog.This content is …
PeeringDB Tutorial
The folks over at PeeringDB have a presentation on setting up an account and adding your network. https://docs.peeringdb.com/presentation/20190227-peeringdb-workshop-2-main.pdf
Cisco Licensing
Our buddy Tony Mattke writes about his thoughts over at routerjockey. https://routerjockey.com/2019/03/13/mandatory-cisco-dna-licensing-is-this-the-future/