單項(xiàng)選擇題Which one of the following protocols uses both UDP and TCP ports for the transport layer operation?()

A.FTP
B.TFTP
C.SMTP
D.Telnet
E.DNS


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1.多項(xiàng)選擇題Which of the following protocols utilize UDP as the layer 4 transport mechanism?()

A.TACACS
B.Telnet
C.SMTP
D.SNMP
E.HTTP
F.TFTP

2.多項(xiàng)選擇題Which of the protocols below use TCP at the transport layer?()

A.TFTP
B.SMTP
C.SNMP
D.FTP
E.HTTP
F.HTTPS

3.單項(xiàng)選擇題You have just configured a static default route on router TK1. What is the purpose of a default route?()

A. It is a route to be used when the routing protocol fails.
B. It is a route configured by an ISP that sends traffic into a corporate network.
C. It is a route used when a packet is destined for a remote network that is not listed in the routing table.
D. It is a route manually configured for a specific remote network for which a routing protocol is not configured.
E. It is used to send traffic to a stub network.

4.多項(xiàng)選擇題Some of the TestKing routers have been configured with default routes. What are some of the advantages of using default routes?()

A. They establish routes that will never go down.
B. The keep routing tables small.
C. They require a great deal of CPU power.
D. The allow connectivity to remote networks that are not in the routing table.
E. They direct traffic from the Internet into corporate networks.

5.單項(xiàng)選擇題How does route poisoning work with holddown timers to prevent routing loops?()

A. Information learned from one source is not distributed back to that source.
B. Routing updates from the poisoned source are ignored until a holddown timer expires.
C. Failed routes are advertised with infinite metrics.
D. New routing updates are ignored until the network has converged.
E. A route is marked as unavailable when its time-to-live is exceeded.

6.單項(xiàng)選擇題What does a router do if it has no EIGRP feasible successor route to a destination network and the successor route to that destination network is inactive status?()

A. It routes all traffic that is addresses to the destination network to the interface indicates in the routing table.
B. It sends a copy of its neighbor table to all adjacent routers.
C. It sends a multicast query packet to all adjacent neighbors requesting available routing paths to the destination network.
D. It broadcasts Hello packets to all routers in the network to re-establish neighbor adjacencies.

7.多項(xiàng)選擇題Which of the following describe the process identifier that is used to run OSPF on a router?()

A. It is logically significant.
B. It is globally significant.
C. It is needed to identify a unique instance of an OSPF database.
D. It is an optional parameter required only if multiple OSPF processes are running on the router.
E. All routers in the same OSPF area must have the same process ID if they are to exchange routing information.

8.單項(xiàng)選擇題A router has EIGRP configured as the only routing protocol. How does EIGRP respond if there is no feasible successor route to a destination network and the successor route fails?()

A. It immediately sends its entire routing table to its neighbors.
B. EIGRP sends a Hello packet to the DR to inform it of the route failure.
C. It automatically forwards traffic to a fallback default route until a successor route is found.
D. It sends queries out to neighbors until a new successor route is found.
E. It places the route in holddown until LSA updates inform it of a new route to the network.

9.多項(xiàng)選擇題Which table of EIGRP route information are held in RAM and maintained through the use of hello and update packets?()

A. Neighbor table
B. SPF table
C. RTP table
D. Topology table
E. Query table
F. DUAL table

10.多項(xiàng)選擇題Which statements are true regarding classless routing protocols?()

A. The use of discontiguous subnets is not allowed
B. The use of variable length subnet masks is permitted
C. RIP v1 is a classless routing protocol
D. IGRP supports classless routing within the same autonomous system
E. RIP v2 supports classless routing

最新試題

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?()

題型:多項(xiàng)選擇題

Which command is required for connectivity in a Frame Relay network if Inverse ARP is not operational? ()

題型:單項(xiàng)選擇題

How many usable sub network and usable hosts per subnet result in the network address 201.105.13.0 is sub netted with a mask of /26? ()

題型:單項(xiàng)選擇題

New switches have been purchased for a network upgrade. The objective for the network design emphasizes efficient, error-free transport instead of fast transport.Which switching mode should be configured on the new switches to provide error-free transport to the network? ()

題型:單項(xiàng)選擇題

Which of the following describe router functions?()

題型:多項(xiàng)選擇題

What does a configuration Register Setting of 0x2105 indicate to the Router? ()

題型:單項(xiàng)選擇題

Which of the following if addresses can be assigned to host devices?()

題型:多項(xiàng)選擇題

Which connections allow the use of full-duplex Ethernet?()

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A router with a serial interface will be used for an ISDN link.What other function group devices are required to complete the connection to the service provider? ()

題型:多項(xiàng)選擇題

You are configuring a new Catalyst switch that you want to manage remotely from workstations on other network segments within your enterprise.Which of the following are required to allow remote management of the switch over IP?()

題型:多項(xiàng)選擇題