【单选题】When configuring port security on a Cisco Catalyst switch port, what is the default action taken by the switch if a violation occurs? ()
A.
protect (drop packets with unknown source addresses)
B.
restrict (increment SecurityViolation counter)
C.
shut down (access or trunk port)
D.
transition (the access port to a trunking port)
【判断题】硬齿面齿轮只可能产生轮齿折断,不会产生齿面点蚀。
【判断题】硬齿面齿轮只可能产生轮齿折断,不会产生齿面点蚀。
【判断题】硬齿面齿轮只可能产生轮齿折断,不会产生齿面点蚀
【简答题】What do we pay attention to when setting the port of destination?
【单选题】Which type does a port become when it receives the best BPDU on a bridge?
【判断题】在实际上抽水实验中,只要井涌水量在允许的范围内变动,同样可视之为定流量抽水试验。
【判断题】硬齿面齿轮只可能发生轮齿折断,不会产生齿面点蚀
【简答题】When the goods arrive at the port of destination,the( )issues an Arrival Notice informing the notify party of the cargo discharge point and other information.