Network Topology Exhibit:

Exhibit:

You work as a network engineer at Domain .com. You study the exhibit carefully. You have a non-Cisco switch that is not communicating properly while connected to the distribution-layer Cisco Switching fabric. Which two best-practice actions can you take to overcome this problem? (Choose two.)

A.
Turn on MST ( 802.1s) on all switches

B.
Turn off MST ( 802.1s ) on all switches

C.
Turn off RSTP ( 802.1w) on all switches

D.
Turn on RSTP ( 802.1w) on all switches