A brief review of some new Cisco Nexus features you may have missed hearing about.

Network device and data center connections often described as "active-active" might be better termed "psuedo active-active."

Peter Welcher provides guidance on managing periodic checks of your network infrastructure.

Peter Welcher of NetCraftsmen explains how to make sure you choose the right router or firewall to meet your performance and throughput needs.

Peter Welcher examines design considerations when choosing a router or a switch in various scenarios.

Peter Welcher examines design considerations when choosing a router or a switch in various scenarios.

Peter Welcher examines the complexity associated with using the OSPF routing protocol and situations where EIGRP works better.

Peter Welcher examines the complexity associated with using the OSPF routing protocol and situations where EIGRP works better.

If you're upgrading your network, it's worthwhile asking others for input in order to avoid a poor or costly design that doesn't serve the needs of your business.

Peter Welcher examines the pros and cons of Network Address Translation and describes design scenarios. 

Peter Welcher reflects on the system engineer role and IoT after troubleshooting for a hospital.

Syslog is a powerful tool for network analysis. Here are some best practices.

Syslog is a powerful tool for network analysis. Peter Welcher offers some best practices.

Peter Welcher offers tips for expanding your design skills and discusses campus network segmentation options.

Peter Welcher looks at trends reshaping enterprise and data center networks.

Peter Welcher reflects on the evolution of the WAN and new WAN architectures.

Peter Welcher reflects on what he learned while troubleshooting recent WLAN performance issues.

NetCraftsmen's Peter Welcher offers his take on the networking skills that will be critical in the future.

Peter Welcher describes toubleshooting a recent issue on core Nexus 7K data center switches.

Learn about design options for Nexus 9000 switches that don't involve ACI.