Day 31 – Spanning Tree Protocol Day 31 Tasks 1 – The Need for STP 2 – IEEE 802.1D Configuration BPDUs 3 – Spanning Tree Port States 4 – Spanning Tree Bridge ID 5 – Spanning Tree Root Bridge Election 6 – Spanning Tree Cost and Priority 7 – Spanning Tree Root and Designated Ports 8 – Cisco Spanning Tree Enhancements 9 – Troubleshooting STP Day 31 Questions Day 31 Answers Day 31 Lab 1 – Spanning Tree Root Selection Lab