單項選擇題Which command can be used from a PC to verfy the connectivity between host that connect through path?()

A. tracert address
B. ping address
C. arp address
D. traceroute address


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1.單項選擇題What is the function of the command switchport trunk native vlan 999 on a switch?()

A. It designates VLAN 999 for untagged traffic.
B. It blocks VLAN 999 traffic from passing on the trunk.
C. It creates a VLAN 999 interface.
D. It designates VLAN 999 as the default for all unkown tagged traffic.

3.單項選擇題Which command can you use to manually assign a static IPV6 address to a router interface?()

A. ipv6 address PREFIX_1::1/64
B. ipv6 autoconfig 2001:db8:2222:7272::72/64
C. ipv6 autoconfig
D. ipv6 address 2001:db8:2222:7272::72/64

4.單項選擇題Why will a switch never learn a broadcast address?()

A. Broadcast frames are never sent to swiches.
B. Broadcast addresses use an incorrect format for the switching table.
C. A broadcast address will never be the source address of a frame.
D. Broadcasts only use network layer addressing.
E. A broadcast frame is never forwarded by a switch.

5.單項選擇題Which parameter can be tuned to affect the selection of a static route as a backup.when a dynamic protocol is also being used?()

A. link bandwidth
B. hop count
C. link cost
D. administrative distance
E. link delay

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Which name describes an IPV6 host-enable tunneling technique that uses IPV4 UDP,does not require dedicated gateway tunnels,and can pass through existing IPV4 NAT gateways?()

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Which command is used to display the collection of OSPF link states?()

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You have been asked to come up with a subnet mask that will allow all three web servers to be on the same network while providing the max number of subnets.Which network address and subnet mask meet this requirement?()

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Which command displays the CHAP authentication process as it occurs between two routers?()

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A network administrator needs to configure a serial link between the main office and a remote location.The router at the remote office is a non-cisco router. How should the network administrator configure the serial interface of the main office router to make the connection?()

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Which statement describes the rule of split horizon?()

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After the show ip route command has been entered,the follwing routes are displayed.Which route will not be entered into the routing table of a neighboring router?()

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A network administrator is planning a network installation for a large organization.The design requires 100 separate subnetworks,so the company has acquired a Class B network address.What subnet mask will provide the 100 subnetworks required, if 500 usable host addresses are required per subnet?()

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

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Which device might be installed at a branch office to enable and manage an IPsec site-to-site VPN?()

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