更多"A BGP router should use three expor"的相关试题:
[单项选择]What technique should be used on BGP edge routers to prevent a multi - homed autonomous system from becoming a trans it system?（）
A. Advertise with a high MED value all networks that are discovered via external BGP.
B. Set the no - export community attribute on all networks that are advertised externally.
C. Remove the AS - Path information on all routes in the BGP table pr ior to advertising externally.
D. Set the origin code to incomplete for all networks that are discovered via external BGP.
E. Only advertise networks externally if they have been discovered via internal BGP.
F. Use an outgoing distribution list to filte r all networks not originating from inside the autonomous system.
[单项选择]Which mechanism does External BGP use to prevent the formation of routing loops?（）
A. AS path
B. Split horizon
C. Poison reverse
D. Unicast RPF check
[单项选择]A BGP router should use three export policies named add-communities， no-rfc1918-routes， and rejected-unwanted. Which export statement places the add-communities policy immediately before the default BGP policy？（）
A. export [add-communities no-rfc1918-routes ejected-unwanted]；
B. export [no-rfc1918-routes add-communities rejected-unwanted]；
C. export [add-communities rejected-unwanted no-rfc1918-routes]；
D. export [no-rfc1918-routes rejected-unwanted add-communities]；
[多项选择]Which three BGP attributes are always communicated in a BGP update packet? （）(Choose three.)
A. MED
B. Origin
C. AS Path
D. Next Hop
E. Aggregator
[多项选择]Which of the following three BGP filtering methods enabled with the neighbor command will filter BGP prefixes based on the prefix and prefix length？（）
A. A neighbor distribute - list out command, referencing a standard ACL
B. A neighbor prefix - list out command
C. A neighbor filter - list out command
D. A neighbor distribute - list out command, referencing an extended ACL
E. A neighbor route - map out command
[多项选择]Which three BGP states follow the successful completion of the underlying TCP connectivity? （）(Choose three.)
A. Idle
B. Connect
C. Open Sent
D. Established
E. Open Confirm
[多项选择]Which three BGP states are associated with establishing TCP connectivity?（） (Choose three.)
A. Idle
B. Active
C. Connect
D. Open Sent
E. Established
[多项选择]What are the three BGP well-known communities? （）(Choose three.)
A. no-import
B. no-export
C. no-advertise
D. no-export-subconfed
E. no-import-subconfed
[多项选择]In which three ways are C-BGP and E-BGP sessions similar?（）
A. Both are configured as type external.
B. Both configurations use the peer-as command.
C. Neither advertises the local-preference attribute.
D. Both set next-hop self when advertising routes to peers.
E. Both modify the AS-path attribute when advertising routes.
[多项选择]Which three conditions can cause BGP n eighbor establishment to fail?（）
A. The IBGP neighbor is not directly connected.
B. BGP synchronization is enabled in a transit autonomous system with fully - meshed IBGP neighbors.
C. The EBGP neighbor ebgp - multihop option is set to the de fault value.
D. The BGP update interval is different between the two BGP neighbors.
E. The BGP neighbor is referencing an incorrect autonomous system number in its neighbor statement.
F. There is an access list blocking all TCP traffic between the two BGP neighbors.
[多项选择]Which three are well-known mandatory BGP attributes? （）
A. Origin
B. AS path
C. Next hop
D. Community
E. Multiple exit discriminator
[多项选择]Which three protocols use UDP as a transport protocol by default?（）
A. HTTP
B. TFTP
C. DNS
D. SNMP
E. SMTP
[多项选择]Which three methods can you use for route discovery on a WX platform? （）(Choose three.)
A. Enable RIP
B. Enable OSPF
C. Periodically poll any router
D. Import routes from a TFTP server
[多项选择]In which three cases would you use the USING clause?（）
A. You want to create a nonequijoin.
B. The tables to be joined have multiple NULL columns.
C. The tables to be joined have columns of the same name and different data types.
D. The tables to be joined have columns with the same name and compatible data types.
E. You want to use a NATURAL join, but you want to restrict the number of columns in the join condition.
[多项选择]Which three BGP attributes are carried by TLV？（）
A. local preference
B. weight
C. origin
D. Network Layer Reachability Information
E. multiple exit discriminator
[单项选择]The transport of the import or export goods should comply the Customscontrol requirements.
A. with
B. from
C. by
D. for
