JN0-643 · Question #134
{master:0}[edit] user@switch# show protocols vstp vlan 100; {master:0}[edit] user@switch# run show spanning-tree bridge STP bridge parameters Context ID : 1 Enabled protocol : RSTP STP bridge…
The correct answer is A. No interfaces are assigned to VLAN 100. See the full explanation below for the reasoning.
Question
{master:0}[edit] user@switch# show protocols vstp vlan 100; {master:0}[edit] user@switch# run show spanning-tree bridge STP bridge parameters Context ID : 1 Enabled protocol : RSTP STP bridge parameters for VLAN 100 Root ID : 32868.50:c5:8d:ae:94:80 Hello time : 2 seconds Maximum age : 20 seconds Forward delay : 15 seconds Message age : 0 Number of topology changes : 0 Local parameters Bridge ID : 32868.50:c5:8d:ae:94:80 Extended system ID : 1 Internal instance ID : 0 {master:0}[edit] user@switch# run show spanning-tree interface {master:0}[edit] user@switch# Based on the output shown in the exhibit, why is VSTP not working for VLAN 100?
Options
- ANo interfaces are assigned to VLAN 100.
- BYour MSTI is misconfigured.
- CRSTP is configured in addition to VSTP.
- DNo native VLAN is configured.
How the community answered
(31 responses)- A84% (26)
- B6% (2)
- C3% (1)
- D6% (2)
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