单项选择题
Refer to the exhibit. What is the effect on the trust boundary of configuring the command mls qos trust cos on the switch port that is connected to the IP phone?()
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?()
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)?()
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