多项选择题

Five minutes after issuing the show running-config comm……

Five minutes after issuing the show running-config command, a technician enters the command again and notices that several access list statements have been altered. Because of this, the technician believes that the router is being configured by an unknown person through Telnet. Before changing the router passwords, the technician would like to discover if anyone is connected to the router by Telnet and stop them from making further changes.
Which commands will accomplish these options?（）

A. show hosts
B. show sessions
C. show connections
D. disconnect
E. CTRL+SHIFT+6x
F. exit

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多项选择题An administrator would like to configure a switch over a virtual terminal connection from locations outside of the local LAN. Which of the following are required in order for the switch to be configured from a remote location? （）

A. The switch must be configured with an IP address, subnet mask, and default gateway.
B. The switch must be connected to a router over a VLAN trunk.
C. The switch must be reachable through a port connected to its management VLAN.
D. The switch console port must be connected to the Ethernet LAN.
E. The switch management VLAN must be created and have a membership of at least one switch port.
F. The switch must be fully configured as an SMTP agent.

单项选择题What is the subnetwork address for a host with IP address 201.100.5.68 28?（）

A. 201.100.5.0
B. 201.100.5.32
C. 201.100.5.64
D. 201.100.5.65
E. 201.100.5.31
F. 201.100.5.1

多项选择题Which of the following statements regarding routed and routing protocols are true?（）

A. A routed protocol is assigned to an interface and determines the method of packet deliver.
B. A routing protocol determines the path of a packet through a network.
C. A routed protocol determines the path of a packet through a network.
D. A routing protocol operates at the transport layer of the OSI model.
E. A routed protocol updates the routing table of a router.

单项选择题What should the configuration register value be after successfully completing the password recover procedure and returning the router to normal operation? （）

A.0x2100
B.0x2101
C.0x2102
D.0x2124
E.0x2142

单项选择题The following access list was applied outbound on he E0 interface connected to the 192.168.1.8 29 LAN: access-list 123 deny tcp 192.168.1.8 0.0.0.7 eq 20 any access-list 123 deny tcp 192.168.1.9 0.0.0.7 eq 21 any What effect will this access list have?（）

A. All traffic will be allowed to exit E0 except FTP traffic.
B. FTP traffic from 192.168.1.22 to any host will be denied.
C. FTP traffic from 192.168.1.9 to any host will be denied.
D. All traffic exiting E0 will be denied.
E. All FTP traffic to network 192.168.1.8/29 from any host will be denied.