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单项选择题
A.The PC has connectivity with a local host.
B.The PC has connectivity with a Layer 3 device.
C.The PC has a default gateway correctly configured
D.The PC has connectivity up to Layer 5 of the OSI model
E.The PC has the TCP/IP protocol stack correctly installed.
单项选择题
A.10.10.0.1
B.10.10.0.2
C.199.99.9.33
D.199.99.9.57
E.200.2.2.17
F.200.2.2.18
单项选择题
A.by encrypting all passwords passing through the router
B.by encrypting passwords in the plain text configuration file
C.by requiring entry of encrypted passwords for access to the device
D.by configuring an MD5 encrypted key to be used by routing protocols to validate routing exchanges
E.by automatically suggesting encrypted passwords for use in configuring the router
多项选择题
A.Configure port Fa0/1 to accept connections only from the static IP address of the server.
B.Employ a proprietary connector type on Fa0/1 that is incompatible with other host connectors.
C.Configure the MAC address of the server as a static entry associated with port Fa0/1.
D.Bind the IP address of the server to its MAC address on the switch to prevent other hosts from spoofing the server IP address.
E.Configure port security on Fa0/1 to reject traffic with a source MAC address other than that of the server.
F.Configure an access list on the switch to deny server traffic from entering any port other than Fa0/1.
单项选择题
A.这是一个10Mb/s的交换端口
B.这是一个100Mb/s的交换端口
C.这是一个工作在半双工模式下的以太口
D.这是一个工作在全双工模式下的以太口
E.这是一个PC机上网卡上的一个接口
单项选择题
A.10 Mbps
B.11 Mbps
C.54 Mbps
D.100 Mbps
单项选择题
A.任何到达一个和路由器R1非直连的网络的数据包都会被丢弃
B.任何到达一个和路由器R2非直连的网络的数据包都会被丢弃
C.任何到达一个和路由器R2非直连的网络的数据包都会即时被丢弃，因为R1上缺少网关
D.直连在R2上的网络将不能够和172.16.100.0，172.16.100.128，172.16.100.64这些子网通讯
E.任何目的地没有在R2的路由表中的数据包，R2将会定向到R1，R1会发送哪个数据包到R2，这样路由环路产生
单项选择题
A.spanning-tree mode rapid-pvst
B.spanning-tree uplinkfast
C.spanning-tree backbonefast
D.spanning-tree mode mst
单项选择题
A.to prevent unauthorized Telnet access to a switch port
B.to limit the number of Layer 2 broadcasts on a particular switch port
C.to prevent unauthorized hosts from accessing the LAN
D.to protect the IP and MAC address of the switch and associated ports
E.to block unauthorized access to the switch management interfaces over common TCP ports
