Latest Posts

IT system intrusions and malware are increasing. What can you do about it? I’ve stayed away from IT security for a long time. It has seemed to me to be [...]

Determine what to look for, how to address and how to manage Quality of Service (QoS) and user experience issues on your network.

DNS security is a valuable first layer of visibility and defense that provides powerful insight into an organization’s internet communications.

Container Networking is complex. Understand Docker Networking and the various network modes: Bridge, Host, Overlay and Macvlan.

Learn the basics of Container Networking and why they might be crucial to you; introducing virtual machines (VMs), Docker and Kubernetes.

Networking professionals need to become aware of networking within the cloud.

“WAN” and “Agile” are two words that usually are not found in the same sentence. Provisioning circuits takes quite a bit of time. Recently, I’ve been intrigued by Equinix Cloud [...]

This posting is a small update to the Cisco ACI section in my previous blog titled About Network Design Principles. How can one achieve consistency of ACI configuration? Why is [...]

In the modern enterprise, configuration audits are central to managing an efficient and up-to-date network.

Are firewalls necessary, and what are the alternatives?

NetCraftsmen is at it again! We are hosting our Cisco Live Happy Hour this year in San Diego, so come join us and other Cisco Live attendees during the big [...]

Learn more about capacity planning with QoS and sizing for network traffic replication at speed on two different real-world WAN network designs.