單項(xiàng)選擇題

Refer to the exhibit. During the process of configuring a virtual link to connect area 2 with the backbone area, the network administrator received this console message on R3:
*Mar 1 00:2 5:01.084: %OSPF -4- ERRRCV: Received invalid packet: mismatch area ID, from backbone area must be virtual link but not found from 20.20.20.1, Serial 0 .How should the virtual link be configured on the OSPF routers to establish full connectivity between the areas?()

A.R1(config - router)# area 0 virtual - link 1.1.1.1  R3(config - router)# area 2 virtual - link 3.3.3.3
B.R1(config - router)# area 1 virtual - link 2.2.2.2   R3(config - router)# area 1 virtual - link 2.2.2.2
C.R1(config - router)# area 1 virtual - link 20.20 .20.2   R3(config - router)# area 1 virtual - link 30.30.30.2
D.R1(config - router)# area 1 virtual - link 30.30.30.3   R3(config - router)# area 1 virtual - link 20.20.20.1
E.R1(config - router)# area 1 virtual - link 3.3.3.3   R3(config - router)# area 1 virtual - link 1.1 .1.1


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2.多項(xiàng)選擇題What are two Cisco IOS commands that can be used to view neighbor adjacencies?()

A. show ip ospf interfaces
B. show ip ospf protocols
C. show ip ospf neighbors
D. show ip ospf database

3.多項(xiàng)選擇題Which three are advantages to creating multiple areas in OSPF? (Choose three.) Select 3 response(s)?()

A. less frequent SPF calculations
B. fewer hello packets
C. smaller routing tables
D. reduced LSU overhe ad
E. fewer adjacencies needed

4.單項(xiàng)選擇題Which show command will display only the Type 5 LSAs in the OSPF topology database?()

A. show ip ospf database external
B. show ip ospf database nssa - external
C. show ip route ospf
D. show ip ospf datab ase summary
E. show ip route

5.單項(xiàng)選擇題

Refer to the diagram. Which OSPF configuration command is required to configure Area 3 a s atotally stubby area?()

A. On the ABR router ospf 10 area 3 stub
B. On all Area 3 routers router ospf 10 area 3 stub
C. On all Area 3 routers router ospf 10 area 3 stub no - summary
D. On the ABR router ospf 10 area 3 nssa
E. On the ABR rou ter ospf 10 area 3 stub no - summary

最新試題

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

Which of the following  answers lists a multicast IPv6 address?()

題型:?jiǎn)雾?xiàng)選擇題

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

The answers each list a tunnel method and two consecutive IPv6 address quartets.Which answers identify a tunneling method that relies on an IPv4 address to be embedded into an IPv6 address, within the correct quartets listed?()

題型:多項(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

Router R1, a branch router, connects to the Internet using DSL. The engineer plans to use a configuration with a dialer interface. The answers list a feature and interface on which the feature could be configured.Which combinations accurately describe the interface under which a feature will be configured?()

題型:?jiǎn)雾?xiàng)選擇題

Which of the following answers lists either a protocol or function that can be used by a host to dynamically learn its own IPv6 address?()

題型:多項(xiàng)選擇題

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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

題型:?jiǎn)雾?xiàng)選擇題