單項選擇題Which protocol should be used to establish a secure terminal connection to a remote network device? Select the best response.（）

A. ARP
B. SSH
C. Telnet
D. WEP
E. SNMPv1
F. SNMPv2


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1.單項選擇題Running both IPv4 and IPv6 on a router simultaneously is known as what?（）

A. 4to6 routing
B. 6to4 routing
C. binary routing
D. dual-stack routing
E. NextGen routing

2.單項選擇題What is an appropriate use of a default route?（）

A. to provide routing to a local web server
B. to provide routing from an ISP to a stub network
C. to provide routing that will override the configured dynamic routing protocol
D. to provide routing to a destination that is not specified in the routing table and which is outside the local network

4.單項選擇題The network administrator has discovered that the power supply has failed on a switch in the company LAN and that the switch has stopped functioning. It has been replaced with a Cisco Catalyst 2950 series switch. What must be done to ensure that this new switch becomes the root bridge on the network?（）

A. Lower the bridge priority number.
B. Change the MAC address of the switch.
C. Increase the VTP revision number for the domain.
D. Lower the root path cost on the switch ports.
E. Assign the switch an IP address with the lowest value.

5.單項選擇題Which command shows if an access list is assigned to an interface?（）

A. show ip interface [interface] access-lists
B. show ip access-lists interface [interface]
C. show ip interface [interface]
D. show ip access-lists [interface]

最新試題

When you are troubleshooting an ACL issue on a router,which command can help you to verify which interfaces are affected by the ACL?（）

題型：單項選擇題

What is the result of issuing the frame-relay map ip 192.168.1.2 202 broadcast command?（）

題型：單項選擇題

Three switches are connected to one anther via trunk ports.Assuming the default switch configuration,which switch is elected as the root bridge for the spanning-tree instance of vlan 1?（）

題型：單項選擇題

Which Cisco IOS diagnostics command can disrupt the operation of a router under high-load conditions?（）

題型：單項選擇題

An employee of ABC company has move to an office on a different floor. Although the administrator is able to telnet to all of the routers,the address of Switch F is needed in order to verify that the employee remains in the same VLAN.Which action could be used by the administrator to find the IP address of Switch F?（）

題型：單項選擇題

What is the default administrative distance of OSPF?（）

題型：單項選擇題

Which cisco ios command can help to determine the timing of various debug events,relative to each other,when you are debugging a complicated router issue?（）

題型：單項選擇題

Which statement describes the rule of split horizon?（）

題型：單項選擇題

How are VTP advertisements delivered to switches across the network?（）

題型：單項選擇題

While troubleshooting a network problem,a technician discovers that the current copy of the Cisco IOS is outdated and needs to be updated.Which of the following commands would the technician issue to replace the Cisco router IOS with the newer version?（）

題型：單項選擇題