Juniper JN0-649 問題集

質問 1：
Referring to the exhibit, which two statements are true with regards to deploying CoS? (Choose two.)

A. You should apply BA classifiers on the LAN-facing interfaces of the routers
B. You should apply MF classifiers on the LAN-facing interfaces of the routers
C. You should apply MF classifiers on the point-to-point interfaces of the routers
D. You should apply BA classifiers on the point-to point interfaces of the routers.
正解：B,D

質問 2：
Which three types of ports are used for Junos Fusion Enterprise? (Choose three. )
A. cascade port
B. authenticated port
C. designated port
D. extended port
E. uplink port
正解：A,D,E

質問 3：
You are deploying IP phones in your enterprise networks. When plugged in, the IP phones must automatically negotiate the power requirements for the new connection with the EX Series switches. In this scenario, which protocol should be used to enable this behavior?
A. LLDP
B. LLDP-MED
C. CDP
D. MP-BGP
正解：B

質問 4：
A customer requires that the switch responds to an ARP request only if the source and target IP address are on different subnets.

Referring to the Exhibit, how would you accomplish this task?
A. Change the proxy ARP parameter setting to restricted.
B. Create a static ARP entry for the host.
C. Enable the no-gratuitous-arp request command under the interface hierarchy.
D. Remove the proxy ARP setting and clear the entry.
正解：A

質問 5：
Click the Exhibit.

The Receiver is attempting to join two different groups, one from each source. You want to endure that load balancing is taking place.
Referring to the exhibit, which statement is true?
A. R3 must have join-load-balance configured under protocol PIM.
B. R4 must have join-load-balance configured under protocol PIM.
C. R1 must have join-load-balance configured under protocol PIM.
D. R2 must have join-load-balance configured under protocol PIM.
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 6：
Referring to the exhibit, which statement is correct when a failure exists on the link between host2 and switch5 on this EVPN-VXLAN fabric?

A. The switch5 device will send a Type 1 route to all peers.
B. The switch5 device will send a Type 3 route to all peers.
C. The switch5 device will send a Type 4 route to all peers.
D. The switch5 device will send a Type 2 route to all peers.
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 7：
You are troubleshooting a route problem in the topology shown in the exhibit. The 10.30.0 0/24 route is not reachable from the R3 router. What would cause this problem?

A. R3 does not have a route to the BGP next hop of 10.30.0.0/24
B. R3 does not have an OSPF route for 10.30.0.0/24
C. R4 is not advertising the 10.30.0.0/24 route to R3
D. R3 does not have an established BGP session with R4.
正解：A

質問 8：
Referring to the exhibit, which two statements are correct? (Choose two.)

A. The ge-0/0/10 interface supports PoE+.
B. The maximum wattage that this switch can allocate to attached Ethernet devices is 100 watts.
C. PoE is not enabled on the ge-0/0/0 interface.
D. If the total power consumption exceeds 90 watts, the ge-0/0/11 interface will continue to receive power.
正解：A,B
解説: (Topexam メンバーにのみ表示されます)