A、if a switch that is configured to operate in client mode cannot access a VTP server，then the switch reverts to transparent mode.

B、The local vlan configuration is updated only when an update that has a higher configuration revision number is received.

C、Vtp advertisements are not forwarded to neighboring switches that are configured in vtp transparent mode.

D、When switches in vtp client mode are rebooted，they send a vtp advertisement request to the vtp servers.

E、Vtp client is the default vtp mode

F、On switches that are configured to operate in client mode ，vlans can be created，deleted，or renamed locally