單項(xiàng)選擇題Which command displays the number of times that the OSPF Shortest Path First (SPF) algorithm has been executed?()

A. show ip protocol
B. show ip ospf
C. sho w ip ospf database
D. show ip ospf interface


您可能感興趣的試卷

你可能感興趣的試題

1.單項(xiàng)選擇題

Refer to the output. What IOS command produces this output?()

A. show i p ospf
B. show ip ospf interface
C. show ipv6 ospf interface
D. show ipv6 ospf

2.多項(xiàng)選擇題

Into which two types of areas would an area border router (ABR) inject a default route?()

A. stub
B. the autonomous system of an exte rior gateway protocol (EGP)
C. NSSA
D. totally stubby
E. the autonomous system of a different interior gateway protocol (IGP)
F. area 0

4.多項(xiàng)選擇題

While troubleshooting an EIGRP routing problem you notice that one of the routers have generated a large number of SIA messages.
What are two possible causes for EIGRP Stuck - In -Active routes?()

A. Some quer y or reply packets are lost between the routers.
B. The neighboring router starts receiving route updates from this router.
C. A failure causes traffic on a link between two neighboring routers to flow in only one direction(unidirectional link).
D. Th e neighboring router stops receiving ACK packets from this router.

5.單項(xiàng)選擇題

EIGRP performs automatic summarization at network boundaries.
What administrative distance is given to these EIGRP summary routes?()

A.1
B.90
C.95
D.0
E.5
F.170
G.255
H.None of the other alternatives apply

6.多項(xiàng)選擇題

Routers R1 and R2 are EIGRP neighbors. R1 has been configured with the eigrp stub connected command.
Which of the following is true as a result?()

A.R1 can learn EIGRP routes from R2, but R2 cannot learn EIGRP routes from R1
B.R1 can send IP packets to R2, but R2 cannot send IP packets to R1
C.R2 no longer learns EIGRP routes from R1 for routes not connected to R1
D.R1 no longer replies to R2's Query messages
E.R2n o longer sends to R1 Query messages

最新試題

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?()

題型:?jiǎn)雾?xiàng)選擇題

The following line of output was gathered on Enterprise Router Ent1 using the command show ip route. Which of the following answers is most likely to be true, based on thi s output?()B 128.107.0.0 [20/10] via 11.11.11.11, 00:02:18

題型:?jiǎn)雾?xiàng)選擇題

Router R1 sits  at an Enterprise branch office, using both the Internet and a leased line to another Enterprise router for its two connectivity options back into the rest of the Enterprise network. The engineer planning for this branch decided to use the leased line for all Enterprise traffic, unless it fails, in which case the Internet connection should be used to pass traffic to the Enterprise.Which of the following is most likely to be useful on the branch router?()

題型:多項(xiàng)選擇題

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

An ISP has assigned prefix 3000:1234:5678::/48 to Company1. Which of the following terms would typically be used to describe this type of public IPv6 prefix?()

題型:?jiǎn)雾?xiàng)選擇題

Which of the following is helpful to allow an IPv6 host to learn the IP address of a default gateway on its subnet?()

題型:?jiǎn)雾?xiàng)選擇題

Router R1 has been conf igured with an ipv6 route 2000::/64 S0/0/0 64 command.Which of the following does the 64 at the end of the command represent?()

題型:?jiǎn)雾?xiàng)選擇題

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

題型:?jiǎn)雾?xiàng)選擇題

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?()

題型:?jiǎn)雾?xiàng)選擇題

Which of the following is the shortest valid abbreviation for FE80:0000:0000:0000:0010:0000:0000:0123?()

題型:?jiǎn)雾?xiàng)選擇題