Whichof the following are valid modes of packet switching on most routers？（Choose all thatapply.）（）

A.Fault management
B.Accounting management
C.Operations management
D.Performance management
E.Security management
F.Configuration management

A.sh ip route
B.sh ip cef 〈ip_address〉
C.sh adjacency 〈ip_address〉
D.sh ip route 〈ip_addres$〉
E.sh ip adjacency 〈/p_address〉
F.sh ip cef 〈mac_addrQss〉〈ip_address〉

A.The port must be put into forwarding state manually after root-inconsistent state has beencorrected
B.A Root Guard port receiving superior BPDU goes into a root-inconsistent state
C.A Root Guard port receiving inferior BPDU goes into a root-inconsistent state
D.While the port is in a root-inconsistent state no user data is sent across that port
E.The port returns to a forwarding state if inferior BPDUs stop
F.It should be applied to all switch ports