Introduction One of the most common mistakes I see in enterprise network troubleshooting is engineers running a ping across the...
Hi Tom, a couple of quick cloud updates. GCP: I met with Randy’s team, Ryan Bertha, Jim Wianko, and Nathaniel...
In IT Network Architecture, you’ll frequently hear terms such as path diversity, path redundancy, diverse paths, and physical path diversity...
PowerShell Network Engineer / Architect Cheat Sheet Networking-focused PowerShell and Windows commands for troubleshooting IP addressing, routing, DNS, TCP/UDP connectivity,...
Site Code Address City State ZIP Code AT1 180 Peachtree Street NW, 2nd/3rd/6th Floors Atlanta GA 30303 AT4 450 Interstate...
Two transit ISPs on an internet edge make sense to anyone: redundancy, and a bit of control over how traffic...
Network Bits (CIDR) Total IP Addresses Usable Host IPs /8 16,777,216 16,777,214 /9 8,388,608 8,388,606 /10 4,194,304 4,194,302 /11 2,097,152...
Organizations keep telling employees to “use AI more.” But access to a model is not the same as knowing how...
Cisco IP prefix lists are one of the most precise tools available for controlling routes. They are also easy to...
Practical, requirements driven standards for designing, configuring, securing, monitoring, and operating modern enterprise Cisco routing and switching environments. Who this...