— Exhibit —
user@SwitchA# show protocols mstp
configuration-name region1;

bridge-priority 16k;
msti 1 {
bridge-priority 16k;
vlan [10 20];
}
msti 2 {
bridge-priority 8k;
vlan [30 40];
}
user@SwitchB# show protocols mstp
configuration-name region1;
bridge-priority 8k;
msti 1 {
bridge-priority 16k;
vlan [10 20];
}
msti 2 {
bridge-priority 8k;
vlan [30 40 50];
}
— Exhibit —
Click the Exhibit button.
Referring to the exhibit, a customer observes that the MSTP instance between SwitchA and
SwitchB is not converging correctly.

What is causing the problem?

A.
The bridge priority values of MSTI 2 are the same.

B.
There is a VLAN mismatch between the two switches for MSTI 2.

C.
There is a bridge priority mismatch.

D.
MSTI 1 and MSTI 2 are part of the same the MSTP region.