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What is an easy way to bring down a network?
Connect two switches with two cables to create a loop.
What is Spanning Tree Protocol (STP)?
IEEE standard 802.1D to prevent loops in bridged (switched) networks.
What is blocking?
Not forwarding to prevent a loop.
What is the listening STP state?
Not forwarding and cleaning the MAC table.
What is the learning STP state?
Not forwarding and adding to the MAC table.
What is the forwarding STP state?
Data passed through and is fully operational.
What is the disabled STP state?
Admin turned off the port.
What is the Rapid Spanning Tree Protocol (RSTP 802.1W)?
Latest standard for STP.
How fast is the convergence for RSTP?
6 seconds.
What is RSTP 802.1w backwards compatible with?
802.1D STP.