Why is priority configured in 4096 increments when using PVST+?

Last Updated: Dec 2, 2022
IT Exam Items Repository › Category: CCNA 3 v4 › Why is priority configured in 4096 increments when using PVST+?

Why is priority configured in 4096 increments when using PVST+?

  • Use of the extended bridge ID leaves only four bits for the bridge priority.
  • It is only a recommended value and could be any number between 1 and 65535.
  • PVST+ requires the use of values that can be divided equally into 32768 and not leave a remainder.
  • The MAC address uses eight bytes of the bridge ID leaving only two bytes for the bridge priority value.

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