Refer to the exhibit. A junior network administrator was given the task of configuring port security on SwitchA to allow only PC_A to access the switched network through port fa0/1. If any other device is detected, the port is to drop frames from this device. The administrator configured the interface and tested it with successful pings from PC_A to RouterA, and then observes the output from these two show commands.Which two of these changes are necessary for SwitchA to meet the requirements? （） ["Port security needs to be globally enabled.","Port security needs to be enabled on the interface.","Port security needs to be configured to shut down the interface in the event of a violation.","Port security needs to be configured to allow only one learned MAC address.","Port security interface counters need to be cleared before using the show command.","The port security configuration needs to be saved to NVRAM before it can become active."]
神在荆棘中呼召摩西记载哪卷书？哪章？
2015年4月8日，生产记录中填写日期正确的是（） ["2015.4.8","4.8","15，8\/4","8\/4，2015"]
Which of the following descriptions about IP spoofing is correct？（） ["IP source address is forged","IP destination address is forged","IP TCP source port is forged","IP TCP destination port is forged","None of above"]
Traffic drop for FCoE is experienced across a Nexus 5548 switch. What is a possible cause？（） [" Server’s CNA does not support DCBX and PFC TLV was not negotiated."," A "no-drop" class has not been configured for FCoE"," The system is running with the default QOS policies."," The link is oversubscribed."]
按《公司油库管理制度》中“关键装置、重点部位管理制度”的规定，油库的重点部位有哪些？
