A VLAN configuration issue is often difficult to troubleshoot because the issue is caused by a problem on the network switch. In this video, you’ll learn about VLAN issues and how to troubleshoot VLAN problems on your switch.
A network interface has many different configuration options that can have an impact on network performance. On this video, you’ll learn about network interface configuration problems and how to troubleshoot interfaces.
Our network switches often include many different security features. In this video, you’ll learn about DHCP snooping, dynamic ARP inspection, MAC limiting and filtering, and VLAN segmentation.
A properly configured network should never allow users to communicate between broadcast domains. In this video, you’ll learn how switch spoofing and double tagging can be used to hop between VLANs.
A switch can be configured with many different settings. In this video, you’ll learn about interface configurations, VLANs, trunked interfaces, link aggregation, and port mirroring.