Nokia
4A0-105 · Question #10
When spanning tree is enabled within a VPLS service and the STP mode is 802.1 D 2004 what happens if a PVST BPDU is received on a SAP?
The correct answer is C. The spanning tree encapsulation will be dynamically changed to PVST on the SAP the PVST. See the full explanation below for the reasoning.
Question
When spanning tree is enabled within a VPLS service and the STP mode is 802.1 D 2004 what happens if a PVST BPDU is received on a SAP?
Options
- ASpanning tree will be disabled on the SAP that the PVST BPDU was received on.
- BThe SAP that the PVST BPDU was received on will be disabled to prevent loops.
- CThe spanning tree encapsulation will be dynamically changed to PVST on the SAP the PVST
- DThe PVST BPDU will be ignored and 802.1D 2004 BPDUs will continue to be transmitted on the
How the community answered
(18 responses)- B11% (2)
- C83% (15)
- D6% (1)
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