Refer to the exhibit. Which statement is true about a voice VLAN？（）
Refer to the exhibit. When a profile is configured in the Aironet Desktop Utility， which security option permits the configuration of host-based Extensible Authentication Protocol （EAP）？（）
Refer to the exhibit. Which Virtual Router Redundancy Protocol （VRRP） statement is true about the roles of the master virtual router and the backup virtual router？（）
