Which three changes to a distributed switch configuration could trigger a rollback? (Choose three.)
A.
Blocking all ports in the distributed port group containing the management VMkernel network adapter.
B.
Configure the virtual machine system traffic to enable bandwidth allocation using Network I/O Control.
C.
Adding a new host with a previous vDS configuration.
D.
Changing the MTU.
E.
Changing the VLAN settings in the distributed port group of the management VMkernel adapter.
Explanation:
https://kb.vmware.com/selfservice/microsites/search.do?
language=en_US&cmd=displayKC&externalId=2032908
ADE ,in case of MTU if physical switch does nost support a roll back is triggered.