Chapter 5. Enhancements to STP

Terms you'll need to understand:

  • PortFast, UplinkFast, and BackboneFast

  • BPDU Guard and filtering

  • Rapid STP (RSTP)

  • Alternate and backup port states for RSTP

  • Edge port and link type

  • Multiple Spanning Tree (MST) and regions

  • Internal Spanning Tree (IST)

  • EtherChannel

  • Port Aggregation Protocol (PAgP) and Link Aggregation Control Protocol (LACP)

  • BPDU skewing, Root Guard, Unidirectional Link Detection (UDLD), and Loop Guard

Techniques you'll need to master:

  • Enabling PortFast, UplinkFast, and BackboneFast

  • Using RSTP to scale Layer 2 networks

  • Understand the differences between CST, PVST, and MST

  • Configuring MST

  • Understand the EtherChannel operation and configuration

  • Understand when to use Root Guard, UDLD, and Loop Guard to prevent STP ...

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