Submission of ship security plans,or amendments, for approval shall be accompanied by____on the basis of which the plan, or the amendments, have been developed. A: the declaration of Security B: the Security Assessment C: the Port Facility Security Plan D: the Passage Plan

交换机设置端口最大安全 MAC 地址数的命令是？ A: switchport port-security enable B: switchport port-security maximum C: switchport port-security timeout D: switchport port-security convert

交换机端口安全的启动命令是？ A: enable B: port-security disable C: port-security enable D: port-security max-mac-count 1

开启交换机端口安全的命令是？ A: switchport port-security B: Interface Ethernet1/0/5 C: switchport port-security violation restrict D: switchport port-security maximum 5

中国大学MOOC: 下列命令的作用是？S1(config-if)#switchport port-security下列命令的作用是？S1(config-if)#switchport port-security

在使用控制器WX5002和AP WA2110的无线组网中，如果需要对无线用户进行802.1X认证时，首先需要配置哪条命令？ A: dot1x authentication-method eap B: port-security enable C: port-security authorization ignore D: port-security tx-key-type 11key

You want to enhance the security within the LAN and prevent VLAN hopping. What two steps canbe taken to help prevent this？（） A: Enable BPD guard B: Disable CDP on ports where it is not necessary C: Place unused ports in a common unrouted VLAN D: Prevent automatic trunk configuration E: Implement port security

Which three flow-control port states lead to enabled link flow control？ （） A:  Receive port： Enabled， Transmit port： Enabled B:  Receive port： Enabled， Transmit port： Desired C:  Receive port： Enabled， Transmit port： Disabled D:  Receive port： Disabled， Transmit port： Desired E:  Receive port： Desired， Transmit port： Desired

The port in which crew or passengers go on board the ship is called（）. A: port of call B: port of embarkation C: port of destination D: port of disembarkatio

CIF should be followed by( )． A: port of transshipment B: port of destination C: port of call D: port of shipment