Learn how to use the Cisco three-layer hierarchical model to properly roll out QoS in your Cisco switched network.

STP timers are an important part of your CCNP studies and working with STP in real-world networks. Learn the details of these timers and how to change them from Chris Bryant, CCIE #12933.

You must master multicasting to become a CCNP. Learn the basics of multicasting from Chris Bryant, CCIE #12933.

To pass the BCMSN exam, you�ve got to know the basics of dynamic VLANs and VMPS. Learn the basics from Chris Bryant, CCIE #12933.

DTP works transparently, but you need to know the details of this protocol to pass the BCMSN exam! Learn the vital details from Chris Bryant, CCIE #12933.

Cisco PortFast gives you an important warning when you configure it, but someone may ignore it. Learn how BPDU Guard works with PortFast from Chris Bryant, CCIE #12933.

Learn how CGMP operates and how CGMP is configured in this BCMSN exam tutorial from Chris Bryant, CCIE #12933.

The priority command in HSRP seems simple enough, but there's a trap there for you that can cost you important exam points. Learn how to do this properly and pass the CCNP with Chris Bryant, CCIE #12933.

Learn how and why BPDU Skew Detection works to prevent unnecessary STP recalculations from Chris Bryant, CCIE #12933.

Learn why and how to configure static VLANs for your BCMSN and CCNP exam prep from Chris Bryant, CCIE #12933.