A.A32

B.DSLD

C.A64

D.ADRI

A.A Smart VLAN can contain multiple uplink ports and multiple service virtual ports.

B.There are two types of ports: uplink port and service virtual port.

C.Layer 2 interworking between service flows between service virtual ports in the same VLAN

D.Smart VLAN is mainly used to distinguish users, one VLAN per user.

A.MUX VLAN is mainly used in community access.

B.There are two ports: upstream port and service virtual port

C.a MUX VLAN can contain multiple upstream ports and multiple service virtual ports

D.two layer can communicate with each other between different MUX VLAN

A.ONT tries to establish a connection with the OLT

B.ONT illuminating abnormality

C.ONT receiving optical power is lower than light receiving sensitivity

D.ONT has established a connection with the OLT

A.#display xpon mode

B.(diagnose)%%display xpon mode

C.All of the above

D.#(config)display xpon mode