單項(xiàng)選擇題

The following exhibit shows ipv6 route output. What would the metric be fo r a summary route that summarizes all three OSPFv3 routes displayed?()

A. 160
B. 140
C. 120
D. 100


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1.單項(xiàng)選擇題What is the meaning of the default value of the EIGRP variance command of 1? ()

A. Only the path that is the feasible successor should be used.
B. Load balancing is disabled on t his router.
C. The router only performs equal - cost load balancing on all paths that have a metric greater than 1
D. The router performs equal - cost load balancing.

2.多項(xiàng)選擇題

Refer to the exhibit. On the basis of the partial configuration, which two statements are correct? ()

A. Only routes 10.0.1.0/24 will be sent out all interfaces.
B. Only routes matching 10.0.0.0/8 will be advertised out interfaces other than Ethernet 0.
C. Only routes matching 10.0.0.0/8 will be advertised out Ethernet 0.
D. Only routes matching 10.0.1.0/24 will be advertised out Ethernet 0.
E. Only routes 10.0.1.0/24 will be allowed in the routing table.
F. All rout es will be advertised out interfaces other than Ethernet 0.

3.單項(xiàng)選擇題Examine the following options, Multicasting supports applications that communicate.()

A. many - to - one
B. one - to - one
C. one - to - many
D. many - to - many

4.多項(xiàng)選擇題Which three route filtering statements are true?()

A. After the router ospf 10  and passive - interface s0/0 commands have been issued , the s0/0 interface will not send any OSPF updates, but will receive routing updates on that interface
B. When you use the passive - interface command with RIPv2, multicasts are sent out the specified interface
C. After the router rip and passive -interface s0/0 commands have been issued, the s0/0 interface will not send any RIP updates, but will receive routing updates on that interface
D. When you use the passive - interface command with EIGRP, hel lo messages are not sent out the specified interface
E. After the router eigrp 10 and passive - interface s0/0 commands have been issued, the s0/0 interface will not send any EIGRP updates, but will receive routing updates on that interface
F. When you use the passive - interface command with OSPF, hello messages are not sent out the specified interface

5.單項(xiàng)選擇題

Refer to the exhibit. What must be done on router RTA to ensure that EIGRP works effectively in a Frame Relay multipoint environment?()

A. Issue the command bandwidth 224 on the physical interface.
B. Issue the command bandwidth  56 on the physical interface.
C. Issue the command bandwidth 224 on each subinterface.
D. Issue the command bandwidth 56 on each subinterface.

6.單項(xiàng)選擇題

Which statement is correct based upon the following output from the show command on RT1 ? ()

A. OSPFv3 establishes neighbor adjacencies by using global IPv6 addresses.
B. OSPFv3 establishes neighbor adjacencies by using Link - local addresses.
C. RT1 owns a subnet mask of 64 bits.
D. OSPFv3 establishes neighbor adjacencies by using IPv4 addr esses.

8.單項(xiàng)選擇題IS - IS creates and maintains adjacencies and neighbor relations by using the Hello protocol. For the following options, which are Hello packets  used in IS - IS?()

A. A generic Hello
B. Point - to - point Level 1, point - to -point Level 2, LAN Level 1, LAN Level 2
C. Point - to - point Level 1, point - to - point Level 2, LAN
D. Point - to - point, LAN Level 1, LAN Level 2

9.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.

10.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.

最新試題

The following configura tion exists on a router on one end of an IPv6 tunnel. Which type of tunnel is created by this configuration?()interface loopback 1ip address 1.1.1.1 255.255.255.255interface tunnel 2ipv6 address 2000::1::/64tunnel source loopback 1tunnel destina tion 2.2.2.2tunnel mode ipv6ipipv6 eigrp 1

題型:?jiǎn)雾?xiàng)選擇題

Look at the following configuration below and select the statements that are true.()RD2(config)#router ospf 100RD2(config - router)# distance 180 10.1.10.1 0.0.0.0 match - meRD2(config -router)#!RD2(config - router) #ip access - list standard match - meRD2(config - std - nacl)# permit host 172.16.0.0

題型:多項(xiàng)選擇題

The following output on Router R1 lists details of a BGP route for 190.1.0.0/16. Which of the following is true based on this output?()R1# show ip bgp 19 0.1.0.0/16BGP routing table entry for 190.1.0.0/16, version 121Paths: (1 available, best #1, table Default - IP - Routing - Table)Advertised to update - groups:11 2 3 41.1.1.1 from 2.2.2.2 (3.3.3.3)Origin IGP, metric 0, localpref 100, valid, internal, best

題型:多項(xiàng)選擇題

An engineer is reviewing another engineer's sample configuration for a GRE tunnel used to pass IPv6 traffiC. The tunnel ha s not yet been configured on the router.Which of the following commands is not required for the configuration to pass IPv6 traffic?()

題型:?jiǎn)雾?xiàng)選擇題

Router R1 use s MAC address 1111.1111.1111 for its Fa0/0 interface. An engineer sees the following configuration in the output of a show running - config command. Then, the engineer issues a show ipv6 interface brief command. What global unicast IPv6 address does this c ommand display for interface tunnel 1?()interface loopback 1ip address 192.168.1.1 255.255.255.255interface tunnel 1tunnel source loopback 1tunnel destination 192.168.1.2tunnel mode ipv6ip isatapipv6 address 2000::/64 eui - 64

題型:?jiǎn)雾?xiàng)選擇題

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

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

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 sits at an Enterprise branch office, using the Internet for its only connectivity back to the rest of the EnterprisE.Which of the following is not a ben efit of using an IPsec tunnel for packets sent through the Internet, between R1 and the rest of the Enterprise?()

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, and into the core of an Enterprise network. The branch also allows local hosts to communicate directly with public sites in th e Internet over this same DSL connection.Which of the following answers defines how the branch NAT config avoids performing NAT for the Enterprise directed traffic but does perform NAT for the Internet - directed traffic?()

題型:?jiǎn)雾?xiàng)選擇題