Which two statements describe the MST internal spanning tree instance? (Choose two)
- It is always instance 0.
- It carries all VLANs traffic.
- It runs on all switch port interfaces of switches in the MST region.
- It carries identical setup information among interconnected MST regions.
- It runs on all switch port interfaces of switches that are designated as root bridges.
|Answers Explanation & Hints:
MST uses a special STP instance called the internal spanning tree (IST), which is always the first instance, instance 0. The IST runs on all switch port interfaces for switches in the MST region, regardless of the VLANs associated with the ports.