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单选题
Which type of connection must be established before BGP peers can exchange update messages?（）
A
SSL
B
UDP
C
TCP
D
SSH
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考题
Which action does a BGP speaker take when it detects that the reset state bit is set in an openmessage?()
A. It tears down the BGP session.B. It sends a restart message to the peer.C. It marks all routes from that peer as stale.D. It sends a BGP refresh message to the peer
考题
Once the TCP connection is established, which message type initiates the BGP peering process?()
A. OpenB. ActiveC. UpdateD. Notification
考题
A BGP connection is being established.What happens if the local router and the peer router do NOT have the same hold－time value configured?()
A. The BGP session does not establish.B. The hold time is assumed to be infinite.C. The larger of the two hold-time values is used.D. The smaller of the two hold-time values is used.
考题
Which type of connection must be established before BGP peers can exchange update messages?()
A.SSLB.UDPC.TCPD.SSH
考题
By default, routes learned via IBGP will be announced to which peers?()
A. IBGP peersB. EBGP peersC. active BGP peersD. established BGP peers
考题
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.
考题
Which one of the following statements about BGP is FALSE?()
A. BGP uses TCP port 179.B. BGP ensures reliability of updates by using the reliable transport services of TCP.C. The network command with the mask option never insta lls a prefix into the BGP table unless there is a matching prefix exists in the IP route table.D. A TCP connection is required before exchanging updates.E. BGPuses notification and the update messages to establish and maintain the BGP neighbor relati onship.
考题
Based on the show ip bgp summary output, which two statements are true?()
A. The BGP session to the 10.3.3.3 neighbor is established, but the router has not received any BGP routing updates from the 10.3.3.3 neighbor.B. The router is attempting to establish a BGP peering session with the 10.2.2.2 neighbor.C. The router is attempting to establish a BGP peering session with the 10.1.1.1 neighbor.D. The BGP session to the 10.3.3.3 neighbor is established.E. The BGP session to the 10.2.2.2 neighbor is established.F. The BGP session to the 10.1.1.1 neighbor is established.
考题
For the accompanying router output, which of the following statements describes the stat e that neighbor 172.16.254.3 is in?()
A. The router will not accept connections from the peer.B. BGP can exchange routing information in this state.C. The router is listening on its server port for connection requests from the peer.D. The router ha s sent out an active TCP connection request to the peer.
考题
Which option is true regarding the synchronization rule ?（）A、Do not use or internally advertise a route until the route is lear ned from a source other than BGP.B、Do not use or advertise a route until the route is learned from a BGP peer.C、Do not use or advertise routes marked PARTIAL.D、Wait until a CONFIRM message is received before using routes from BGP neighbors.
考题
Which one of the following statements about BGP is FALSE?（）A、BGP uses TCP port 179.B、BGP ensures reliability of updates by using the reliable transport services of TCP.C、The network command with the mask option never insta lls a prefix into the BGP table unless there is a matching prefix exists in the IP route table.D、A TCP connection is required before exchanging updates.E、BGPuses notification and the update messages to establish and maintain the BGP neighbor relati onship.
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考题
An administrator is in charge of a server that houses various applications. Which of the following BEST explains this server type？（）A、Dedicated Application ServerB、File ServerC、Shared Application ServerD、Peer-to-Peer Application Server
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Which configuration command establishes an EBGP session to a peer in AS 300?（）A、neighbor 200.16.1.2 remote-as 300B、bgp-neighbor 200.16.1.2 remote-as 300C、ebgp-neighbor 200.16.1.2 remote-as 300D、neighbor 200.16.1.2 remote-as 300 connection-type ebgp
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Which three BGP states are associated with establishing TCP connectivity?（） (Choose three.)A、IdleB、ActiveC、ConnectD、Open SentE、Established
考题
An Enterprise rou ter, Ent1, displays the following excerpt from the show ip bgp command. ENT1 has an eBGP connection to an ISP router with address 3.3.3.3 and an iBGP connection to a router with address 4.4.4.4. Which of the following is most likely to be true?（） Network Next Hop Metric LocPrf Weight Path * 3.3.3.3 0 0 1 1 1 1 2 18 iA、The Enterprise likely uses ASN 1.B、The neighboring ISP likely uses ASN 1.C、The route has been advertised through ASN 1 multiple times.D、Router Ent1 will add another ASN to the AS_Path before advertising this route to its iBGP peer (4.4.4.4).
考题
Which two reflect best practices for client peering sessions in a BGP route reflection network? （）(Choose two.)A、peer with route-reflectors within the clusterB、peer with route-reflectors outside the clusterC、peer with route-reflector-clients within the clusterD、peer with route-reflector-clients outside the cluste
考题
By default, routes learned via IBGP will be announced to which peers?（）A、IBGP peersB、EBGP peersC、active BGP peersD、established BGP peers
考题
Once the TCP connection is established, which message type initiates the BGP peering process?（）A、OpenB、ActiveC、UpdateD、KeepaliveE、Notification
考题
Which choice describes the JUNOS software default policy action for BGP routes？（）A、IBGP peersB、EBGP peersC、Active BGP peersD、Established BGP peers
考题
Which action does a BGP speaker take when it detects that the reset state bit is set in an openmessage?（）A、It tears down the BGP session.B、It sends a restart message to the peer.C、It marks all routes from that peer as stale.D、It sends a BGP refresh message to the peer
考题
You want to make use of the object features available in the database for the form module you are developing. Which three statements about object types are true? （）A、An object type is a user-defined composite data type. B、The attributes of an object type can be those of other object types. C、A PL/SQL table of records is an example of a nested object type. D、An object type must be declared as a type before the actual object itself can be declared.
考题
单选题Which configuration command establishes an EBGP session to a peer in AS 300?（）A
neighbor 200.16.1.2 remote-as 300B
bgp-neighbor 200.16.1.2 remote-as 300C
ebgp-neighbor 200.16.1.2 remote-as 300D
neighbor 200.16.1.2 remote-as 300 connection-type ebgp
考题
单选题Which type of connection must be established before BGP peers can exchange update messages?（）A
SSLB
UDPC
TCPD
SSH
考题
多选题In which three ways are C-BGP and E-BGP sessions similar?（）ABoth are configured as type external.BBoth configurations use the peer-as command.CNeither advertises the local-preference attribute.DBoth set next-hop self when advertising routes to peers.EBoth modify the AS-path attribute when advertising routes.
考题
单选题A BGP connection is being established.What happens if the local router and the peer router do NOT have the same hold-time value configured?（）A
The BGP session does not establish.B
The hold time is assumed to be infinite.C
The larger of the two hold-time values is used.D
The smaller of the two hold-time values is used.
考题
单选题Once the TCP connection is established, which message type initiates the BGP peering process?（）A
OpenB
ActiveC
UpdateD
KeepaliveE
Notification
考题
单选题Which action does a BGP speaker take when it detects that the reset state bit is set in an openmessage?（）A
It tears down the BGP session.B
It sends a restart message to the peer.C
It marks all routes from that peer as stale.D
It sends a BGP refresh message to the peer
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