I've got a customer with a Dell switch (power connect 6248 I think) with 3 uplinks to my network. The uplinks are separate layer 3 links, each one being a separate IP block in a separate VLAN on my ...

Hands-on labs for certifications like Network+ N10-009 give learners a controlled environment to practice VLAN configuration, IP addressing, subnet calculations, and troubleshooting. Exercises such as ...

VLANs and trunking are essential for building efficient, secure, and scalable networks. By segmenting traffic and using 802.1Q trunks, you can extend VLANs across devices without losing isolation.

Rick Cook learned programming on a computer with magnetic drum memory. Since then he's written thousands of articles on all aspects of computers and high technology — as well as several fantasy novels ...

In Cisco LAN switch environments, the native VLAN is typically untagged on 802.1Q trunk ports. This can lead to a security vulnerability in your network environment. It is a best practice to ...

VLANs break a physical LAN into several logical broadcast domains. Each LAN station hears traffic sent by its own VLAN but receives nothing from stations in other VLANs -- not even from those ...