單項(xiàng)選擇題When learning a new route, if a LSA received is not found in the topological database, what will an internal OSPF router do?()

A. The sequence numbers are checked, and if the LSA is val id it is entered into the topology database.
B. The LSA is placed in the topological database and an acknowledgement is sent to the transmitting router.
C. The LSA is dropped and a message is sent to the transmitting router.
D. The LSA is flooded imme diately out of all the OSPF interfaces, except the interface from which the LSA was received.


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1.單項(xiàng)選擇題One of the most important characteristics of OSPF is Multiple areas. Which statement best describes why this feature is such an important enhancement to earlier routing protocols?()

A. The network domain, when divided into areas, allows for the use of both IANA classful addressing and private addressing.
B. The use of multiple areas allows for the use of prioritization.
C. All computation is kept within the area, with minimum communication between the areas,allowing the network to scale to  larger sizes.
D. It is easier to implement security.

2.單項(xiàng)選擇題Which option is true regarding the synchronization rule ?()

A. Do not use or internally advertise a route until the route is lear ned from a source other than BGP.
B. Do not use or advertise a route until the route is learned from a BGP peer.
C. Do not use or advertise routes marked PARTIAL.
D. Wait until a CONFIRM message is received before using routes from BGP neighbors.

4.多項(xiàng)選擇題

Refer to the exhibit. BigBids Incorporated is a worldwide auction provider. The network uses EIGRP  as its routing protocol throughout the corporation. The network administrator does not understand the convergence of EIGRP. Using the output of the show ip eigrp topology all - links command, answer the administrator's questions.
Which three EIGRP routes  will be installed for the 172.17.3.128/25 and 172.17.2.0/24 networks?()

A. 172.17.3.128.25 [90/28160] via 172.17.1 2,01:26:35, FastEthernet0/2
B. 172.17.3.128/25 [90/30720] via 172.17.3.2,01:26:35. FastEthemet0/3
C. 172.17.3.128/25 [90/3 0720] via 172.17.10.2,01:26:35. FastEthernet0/1
D. 172.17.2.0/24 [90/30720] via 172.17.10.2,02:10:11, FastEthernet0/1
E. 172.17.2.0/24 [90/28160] via 172.17.10.2,02:10:11. FastEthernet0/1
F. 172.17.2.0/24 [90/33280] via 172.17.3.2,02:10:11. FastEthernet 0/3

5.多項(xiàng)選擇題

Which two networks does the SW1 device have feasible successors for?()

A. 172.29.1.0/24
B. 10.19.0.0/24
C. 172.29.0.0/30
D. 172.29.2.0/24

最新試題

Router R1 has the following configuration. Assuming R1's F0/0 interface has a MAC address of 0200.0011.1111, what IPv6 addresses will R1 list for interface F0/0 in the output of the show ipv6 interface brief command?()interface f0/0ipv6 address 2345:0:0:8::1/64

題型:多項(xiàng)選擇題

Which of the following must match for  two directly connected routers running OSPF to establish a neighbor adjacency?()

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Router R1 currently has no configuration related to IPv6 or IPv4. The following configuration exists in a planning document, intended to be used to copy/paste into Router R1 to enable RIPng and IPv6 on interfaces F0/0 and S0/0/0. No other related configuration exists. Which of the following is true about RIPng on R1 after this configuration has been pasted into R1?()ipv6 unicast- routinginterface f0/0ipv6 rip one enableipv6 address 2000::1/64interface s0/0/0ipv6 address 2001::/64 eui - 64ipv6 rip one enable

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Router R1 currently has no configuration related to IPv6 or IPv4. The following configuration exis ts in a planning document intended to be used to copy/paste into Router R1 to enable EIGRP for IPv6 on interfaces F0/0 and S0/0/0. No other related configuration exists. Assuming F0/0 and S0/0/0 reach an up/up state, which of the following is true about EIGRP for IPv6 on R1 after this configuration has been pasted into R1?()ipv6 router eigrp 1ipv6 unicast- routinginterface f0/0ipv6 address 2000::1/64ipv6 eigrp 1interface s0/0/0ipv6 address 2001::/64 eui - 64ipv6 eigrp 1

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Which of the following IPv6 tunneling mechanisms support IPv6 IGP routing protocols?()

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Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, destined for an Enterprise network.Which of the following answers best describes the router's logic that tells the router, for a given packet, to apply GRE encapsulation to the packet?()

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A client host uses IPv4 to communicate with one ser ver and IPv6 to communicate with another.Which of the following IPv6 coexistence features is likely at work on the host?()

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An Enterprise rou ter, Ent1, displays the following excerpt from the show ip bgp command. ENT1 has an eBGP connection to an ISP router with address 3.3.3.3 and an iBGP connection to a router with address 4.4.4.4. Which of the following is most likely to be true?()Network  Next Hop Metric LocPrf Weight Path*> 3.3.3.3 0 0 1 1 1 1 218 i

題型:?jiǎn)雾?xiàng)選擇題

Router R1 connects to Router R2 over an Ethernet LAN with both routers using their F0/0 interfaces. R1 learns a route from R2 using EIGRP f or IPv6. That route lists F0/0 as the outgoing interface with R2 as the next hop. The configuration excerpt shows all relevant configuration on R2's F0/0 interface. Which of the following is true about R1's route?()interface f0/0mac - address 1111.1111.1 111ipv6 address 2000::/64 eui - 64ipv6 address 2001::1/64

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Router R1 has two LAN interfaces and three serial interfaces enabled for IPv6. All the inte rfaces use link local addresses automatically generated by the router.Which of the following could be the link local address of R1's interface S0/0?()

題型:?jiǎn)雾?xiàng)選擇題