Playlist · Network Direction

Cisco - Spanning Tree Protocol Explained

by Network Direction · 6 videos

Total watch time

19m 20s

at 1× speed · exactly 19 minutes, 20 seconds at 1×

The shape of the course

Each column is one video, to scale

2:18
3:42
5:35
2:25
2:16
3:04

WatchedTo watch

Compare Open on YouTube JSON

Next time, skip the copying: change youtube.com to playlistduration.com in any playlist, video or channel address and it opens here. Or see the total on YouTube itself, with our extension for Chrome, Firefox or Edge.

Your plan

Plan to finish

About 1 day at an hour a day

Pick a daily pace and the days you'll watch. Ticked videos are skipped.

Days

At one hour a day, every day, this playlist takes about 1 day. Turn on JavaScript to plan around your week.

Videos (6)

19m 20s in total · tick what you've watched

Tick videos you've watched — progress is saved in this browser. Titles open on YouTube in a new tab.

Videos to
Watched Leave out of the total
1 Cisco CCNA - Spanning Tree Loops and Blocked Ports 2:18 2022-09-19
2 Cisco CCNA - Spanning Tree Root Port & Path Cost 3:42 2022-09-15
3 Cisco CCNA - Spanning Tree BPDUs & The Root Bridge 5:35 2022-09-12
4 Cisco CCNA Spanning Tree Protocol (STP) 2:25 2022-09-08
5 Cisco CCNA - Spanning Tree Port States and Timing 2:16 2022-09-22
6 Cisco CCNA - Spanning Tree Topology Changes 3:04 2022-09-26
For your README

Embed a badge

Show the watch time in a README or course description — it links back here and updates itself

Watch time: 19m 20s · 6 videos

Markdown
[![Watch time: 19m 20s · 6 videos](https://playlistduration.com/badge/playlist/PLDQaRcbiSnqFlCL9WsHqZlDwBO65g_07I.svg)](https://playlistduration.com/playlist/PLDQaRcbiSnqFlCL9WsHqZlDwBO65g_07I)
HTML
<a href="https://playlistduration.com/playlist/PLDQaRcbiSnqFlCL9WsHqZlDwBO65g_07I"><img src="https://playlistduration.com/badge/playlist/PLDQaRcbiSnqFlCL9WsHqZlDwBO65g_07I.svg" alt="Watch time: 19m 20s · 6 videos" width="202" height="20"></a>

Add ?speed=1.5 to the image URL for the time at that speed, ?label=Course to change the left text, or ?style=flat-square for square corners.

Want the numbers themselves? GET https://playlistduration.com/api/v1/playlist/PLDQaRcbiSnqFlCL9WsHqZlDwBO65g_07I returns them as JSON — free, no key. API docs →

Data from the YouTube Data API as of 2026-11-06 (cached). Private or deleted videos are excluded from totals.