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STP Puzzle

STP Puzzle #3 – Answer Part 2

STP Puzzle #3 – Answer Part 2

🕔11:06, 21.Nov 2012

Root Port, Designated Port, and tiebreakers: Today’s #CCNA fun to wrap up this STP puzzle. Today’s post analyzes the rest of this puzzle’s STP roles and states, now that I told you that all the switches use default costs. Enjoy!

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STP Puzzle #3 – Answer Part 1, and Part 2 of the Problem

STP Puzzle #3 – Answer Part 1, and Part 2 of the Problem

🕔08:59, 12.Nov 2012

Plain and simple: check out the STP Puzzle 3 problem statement, and predict all the STP details you can. Todays post gives what I think you can (and cannot) figure out from the initial problem statement. It also gives more

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STP Puzzle 3

STP Puzzle 3

🕔10:28, 6.Nov 2012

  Who will be elected root in this latest #CCNA STP Puzzle? I just voted, so it made me think about doing another STP puzzle series. The first step: which switch becomes root? Big picture: Today’s post gives you part

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STP Puzzle #2 – Answer

STP Puzzle #2 – Answer

🕔18:03, 13.Dec 2011

If you didn’t see the puzzle problem statement, then the answers won’t make as much sense. Especially for this one, the new post this week that gives some suggestions on how to attack these STP puzzles can help. The realization

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STP Puzzle Overview

STP Puzzle Overview

🕔19:59, 12.Dec 2011

I’ve named a new type of blog post: an STP Puzzle. The big idea is pretty simple. The problem tells you some (but not all) facts about Spanning Tree Protocol (STP) in a small switched network. Your job: determine as

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STP Puzzle #2

STP Puzzle #2

🕔13:12, 9.Dec 2011

Here’s the 2nd STP Puzzle. As with most of these drill-style practice problems, take a look at the problem statement, and work it out. No need to rush on this one – just get it right. These STP puzzles give

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STP Puzzle #1, Answer Part 3

STP Puzzle #1, Answer Part 3

🕔11:17, 6.Dec 2011

This post wraps up the discussion of STP Puzzle #1 with a brief look at finding the designated ports (DPs) on each link between switches. As usual, check out the original post to make sense of this one. Note that

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STP Puzzle #1, Answer Part 2

STP Puzzle #1, Answer Part 2

🕔13:03, 5.Dec 2011

This post looks again at STP Puzzle #1. As usual, check out the original post to make sense of this one. Part 1 of the answer determined that switch S4 is the root in this puzzle. This post walks through

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STP Puzzle #1, Answer Part 1

STP Puzzle #1, Answer Part 1

🕔14:05, 2.Dec 2011

This post starts to answer STP Puzzle #1. As usual, check out the original post to make sense of this one. These puzzles give you some info about Spanning Tree Protocol (STP) in a particular network. Your job: figure out

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STP Puzzle #1

STP Puzzle #1

🕔11:29, 29.Nov 2011

This blog post is the first of what may be a whole new type. You can read all day about Spanning Tree Protocol (STP), and learn the theory, but that’s not enough. When you later try to apply STP concepts

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