最新なJuniper JN0-649問題集（195題）、真実試験の問題を全部にカバー！

質問 1：
Referring to the exhibit, a PIM-SM network is set up to enable communication between multicast devices.
Which two statements are true? (Choose two.)

A. Before the formation of the rendezvous-point tree, an IGMP is sent from the Receiver to R1.
B. Before the formation of the rendezvous-point tree, a join message is sent from R1 to R3.
C. Before the formation of the rendezvous-point tree, a join message is sent from R1 to R5.
D. Before the formation of the rendezvous-point tree, an IGMP is sent from the Source to R5.
正解：A,B

質問 2：
Which type of BGP is used to peer with a different autonomous system?
A. external
B. static
C. dynamic
D. classless
正解：A

質問 3：
You must provide network connectivity to hosts that fail authentication. In this scenario, what would be used in a network secured with 802.1X to satisfy this requirement?
A. Use the server-reject-vlan command to specify a guest VLAN.
B. Configure the port as a spanning tree edge port.
C. Configure a secondary IP address on the port for unauthenticated hosts.
D. Configure the native-vlan-id parameter on the port.
正解：A
解説: (Pass4Test メンバーにのみ表示されます)

質問 4：
You have configured CoS on a Junos device. A packet is classified as best effort by a behavior aggregate (BA) classifier, and as expedited forwarding by a multifield (MF) classifier.
Which statement is true in this scenario?
A. The packet will be placed into the queue which is least congested.
B. The packet will be placed into the queue that has the most bandwidth assigned to it.
C. The packet will be placed in a queue associated with the BA classifier.
D. The packet will be placed in a queue associated with the MF classifier.
正解：D
解説: (Pass4Test メンバーにのみ表示されます)

質問 5：
When using wide metrics, which two statements about route advertisement between IS-IS levels are correct? (Choose two.)
A. Level 1 routes are advertised to Level 2 routers by default.
B. If wide-metrics-only is configured, Level 1 routes are not advertised to Level 2 routers by default.
C. Level 1 and Level 2 routers do not advertise Level 2 routes into the Level 1 area by default.
D. Level 1 routes advertised as external routes into Level 1 are not advertised to any Level 2 routers by default.
正解：B,C

質問 6：
Referring to the exhibit, which two statements are true? (Choose two)

A. The DR election process is not finished for the ge-0/0/0 interface
B. There is no need for a DR for the ge-0/0/0 interface.
C. There can be more than one OSPF neighbor on the ge-0/0/0 interface
D. There can be more than one OSPF neighbor on the ge-0/0/1 interface.
正解：B

質問 7：
A BGP network has been designed to provide resiliency and redundancy to a multihomed customer network.
Which two statements are correct in this scenario? (Choose two.)

A. The ttl statement must be configured to accommodate peering to a loopback address of a directly connected peer.
B. The TTL value of 1 is set to limit the scope of the EBGP session.
C. Both the next hops will be used to forward traffic to R2.
D. A routing policy will be required to forward traffic to both next hops.
正解：B,D
解説: (Pass4Test メンバーにのみ表示されます)

質問 8：
Which two statements are true about the 802. 1X output shown in the exhibit? (Choose two.)

A. The supplicant is not authenticated using 802. 1X
B. EAPoL traffic will be sent out of the ge-0/0/1 interface.
C. The supplicant is authenticated using 802. 1X
D. EAPoL traffic will not be sent out of the use ge-0/0/1 interface
正解：A,B

質問 9：
Which two port modes are associated with STP? (Choose two.)
A. backup port
B. root
C. designated
D. alternate port
正解：B,C