Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key


Play button


Play button




Click to flip

17 Cards in this Set

  • Front
  • Back
What is the Spanning Tree Protocol (STP) used for?
to eliminate loops on Layer 2 networks
How does STP learn about switch links?
it monitors all switch ports
How does STP respond to secondary links?
it disables them until needed
What piece of hardware is used to determine network topology?
a root bridge
How many root bridges can a network have?
only one
What are ports on a root bridge called?
designated ports
What state do designated ports operate in?
forwarding state- they are able to send and receive traffic
What do non-root bridges use to assess links?
the Spanning Tree Algorithm (STA)
What criteria does STA use to determine the cost of a link?
the bandwidth of each hop
What can you do if you disagree with the cost of a link?
assign a cost manually
What is a "root port"?
the port on a non-root bridge with the lowest cost to the root bridge
What port sends and receives traffic on a non-root bridge?
the root port
What is another name for a root port?
a designated port
What mode do root ports operate in?
forwarding mode
What is forwarding mode?
a mode where a port can send and receive traffic
What are non-root ports on non-root bridges considered?
nondesignated- they neither send nor receive traffic
What mode are nondesignated ports in?
blocking mode- they neither send nor receive traffic