更多"A router has two FastEthernet inter"的相关试题:
[单项选择]A router has two FastEthernet interfaces and needs to connect to four vlans in the local network.How can you accomplish this task,using the fewest physical interfaces and without decreasing network performance?（）
A. Add two more FastEthernet interfaces.
B. Add a second router to handle the vlan traffic.
C. Use a hub to connect the four vlans with a FastEthernet interface on router.
D. Implement a router-on-a-stick configuration.
[单项选择] A router has two paths to reach another network in a different autonomous system. Neither route was generated by the local router and both routes have the same default weight an d local preference values. Which statement is true about how BGP would select the best path?（）
A. To influence one route to be preferred, its default local preference value will be changed via the use of the command bgp default local - preference 50
B. Th e router will prefer the shortest autonomous system path
C. If the command bgp always - compare - med has been given, then the router will prefer the route with the highest MED
D. The router will prefer the route with the lower MED
[单项选择] 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?（）
A. FEA0::200:FF:FE11:0
B. FE80::200:FF:FE11:1111
C. FE80::0213:19FF:FE7B:0:1
D. FEB0::211:11FF:FE11: 1111
[单项选择] During BGP configuration on a router that has peered with other BGP speakers, the BGP command aggregate-a ddress 172.32.0.0 255.255.252.0 is issued. However, the peers do not receive this aggregate network in BGP advertisements. Also, the router does not have this aggregate network in its BGP table. Which option indicates a possible reason this command did not cause the router to advertise the aggregate network to its peers?（）
A. Interface NULL 0 is likely shutdown.
B. The next hop IP address must be a loopback address.
C. The BGP command no auto - summary is missing.
D. The BGP command no synchronization is missing.
E. Subnets of 172.32.0.0/22 do not exist in the BGP table.
F. The IGP running on this router does not have network 172.32.0.0/22 installed.
[单项选择] A router has been configured with the authentication order settings shown below: [edit] user@host# show system authentication-order authentication-order [radius tacplus password]; The router also has a local database that contains the user lab with password lab123. What would happen if both the RADIUS and the TACACS servers respond with a reject for user lab?（）
A. The user lab will not be able to login.
B. The user lab will be authenticated against the local database and will be able to login.
C. The user will be able to login only if tries to login as the root user.
D. The user lab will receive an error message indicating the username and password provided could not be found on the radius and tacacs servers.
[多项选择]The ERX Edge Router can utilize which two classifiers?（）
A. multi field
B. policy classifier
C. quality of service
D. behavior aggregate
[单项选择]A psychrometer has two thermometers that provide dry bulb and wet bulb temperatures. By comparing these two temperature readings with a set of tables you can determine the （）.
A. atmospheric pressure
B. wind speed
C. relative humidity and dew point
D. wind chill factor
[单项选择]Large crosshead type engine generally has two lubrication systems, a function performed only by cylinder oil system is（）
A. lubricating
B. cooling
C. sealing
D. cleaning
[单项选择]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.
[单项选择] A router has been configured with the settings shown below: [edit] user@host# show system authentication-order authentication-order [ radius tacplus ]; The router also has a local database that contains the user lab with password lab123. What would happen if both the RADIUS and the TACACS servers are not accessible?（）
A. The user lab will not be able to login.
B. The user lab will be authenticated against the local database and will be able to login.
C. The user lab will receive an error message indicating the router is unable to authenticate due to the authentication servers not responding.
D. The user will be able to login only if tries to login as the root user.
[单项选择]How can an administrator determine if a router has been configured when it is first powered up?（）
A. A configured router prompts for a password
B. A configured router goes to the privileged mode prompt
C. An un configured router goes into the setup dialog
D. An un configured router goes to the enable mode prompt
[多项选择] A router has been configured with the commands router eigrp 9 and network 72.16.1.0 0.0.0.255. No other EIGRP - related commands have been configured. The nswers list the IP addresses that could be assigned to this router's Fa0/0 interface. Which answers list an IP address/prefix length that would cause the router to enable IGRP on Fa0/0?（）
A. 172.16.0.1/23
B. 172.16.1.1/26
C. 172.16.1.1/24
D. 172 .16.0.255/23
E. None of the other answers is correct.
[单项选择]A router has learned three possible routes that could be used to reach a destination network. One route is from EIGRP and has a composite metric of 20514560. Another route is from OSPF with a metric of 782. The last is from RIPv2 and has a metric of 4. Which route or routes will the router install in the routing table?（）
A. the OSPF route
B. the EIGRP route
C. the RIPv2 route
D. all three routes
E. the OSPF and RIPv2 routes
[单项选择]After DUAL calculations, a router has identified a successor route, but no routes have qualified as a feasible successor. In the event that the current successor goes down, what process will EIGRP use in the selection of a new successor?（）
A. EIGRP will automatically use the route with the lowest advertised distance (AD) .
B. The route will transition to the active state.
C. The route will transition to the passive state.
D. EIGRP will find the interface with the lowest MAC address.
E. EIGRP will automatically use the route with the lowest feasible distance (FD).
