Pictrivia 6 - Can you identify what's wrong with this setup?

[morao]

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[Leo Laohoo]

Spanning-Tree loop because one of the links ain't blocked.

[Cynikal514]

I think it's because you've got an access layer switch set with a MAC of 1111.1111.1111 and a default priority, making it the root bridge.

[Kyle McKay]

Placement of the root bridge is undesirable.

[morao]

The correct answer is : Access layer switch will become root and will cause issues/black hole in the network.

[hitsuki6019]

Access layer switch will became bridge root。（default priority，lowest MAC address 1111.1111.1111）。And this L2 network will working at low efficiency。