Juniper JN0-664 問題集

質問 1：

Click the Exhibit hutton.
You are configuring an interprovider Option C Layer 3 VPN to connect two customer sites.
Referring to the exhibit, which three statements are correct? (Choose three.)
A. P routers maintain the internal routes from its own AS and the loopback address from the other AS PEs.
B. P routers only maintain the internal routes from their own AS.
C. ASBR routers maintain the internal routes from its own AS and the loopback addresses from the other AS PEs.
D. PE routers maintain the internal routes from its own AS, the loopback address from the other AS PEs, and the L3VPN routes.
E. ASBR routers maintain the internal routes from its own AS, the loopback address from the other AS PEs, and the L3VPN routes.
正解：B,C,D
解説: (Topexam メンバーにのみ表示されます)

質問 2：
You are using a Layer 3 VPN to connect two customer sites. The VPN routes for the customer networks appear as hidden in the bgp. 13vpn. o routing table on the PE routers.
What is causing this problem?
A. There is not an established MPLS LSP between the two PE routers.
B. Route targets are not configured.
C. The routes use overlapping IP addresses.
D. There is a routing loop in the service provider backbone.
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 3：
After a recent power outage, your manager asks you to investigate ways to automatically reduce the impact caused by suboptimal routing in your OSPF and OSPFv3 network after devices reboot.
Which three configuration statements accomplish this task? (Choose three.)
A. set protocols ospf3 overload
B. set protocols ospf3 overload timeout 900
C. set protocols ospf overload timeout 900
D. set protocols ospf3 realm ipv4-unicast overload timeout 900
E. set protocols ospf overload
正解：B,C,D
解説: (Topexam メンバーにのみ表示されます)

質問 4：
Exhibit

You want to use both links between R1 and R2 Because of the bandwidth difference between the two links, you must ensure that the links are used as much as possible.
Which action will accomplish this goal?
A. Define a policy to tag routes with the appropriate bandwidth community.
B. Disable multipath.
C. Ensure that the metric-out parameter on the Gigabit Ethernet interface is higher than the 10 Gigibit Ethernet interface.
D. Enable per-prefix load balancing.
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 5：
Exhibit

You want to implement the BGP Generalized TTL Security Mechanism (GTSM) on the network Which three statements are correct in this scenario? (Choose three)
A. BGP GTSM requires a firewall filter to discard packets with incorrect TTL.
B. BGP GTSM requires a TTL of 255 to be configured between neighbors.
C. You can implement BGP GTSM between R2 and R1.
D. You can implement BGP GTSM between R2, R3, and R4
E. BGP GTSM requires a TTL of 1 to be configured between neighbors.
正解：A,B,C
解説: (Topexam メンバーにのみ表示されます)

質問 6：
Exhibit
user@Rl show configuration interpolated-profile { interpolate {
fill-level [ 50 75 drop-probability [ > }
class-of-service drop-profiles
];
20 60 ];
Which two statements are correct about the class-of-service configuration shown in the exhibit? (Choose two.)
A. The drop probability gradually increases from 20% to 60% as the queue level increases from 50% full to
75% full
B. To use this drop profile, you apply it directly to an interface.
C. The drop probability jumps immediately from 20% to 60% when the queue level reaches 75% full.
D. To use this drop profile, you reference it in a scheduler.
正解：A,D
解説: (Topexam メンバーにのみ表示されます)

質問 7：
Exhibit

Referring to the exhibit, PIM-SM is configured on all routers, and Anycast-RP with Anycast-PIM is used for the discovery mechanism on RP1 and RP2. The interface metric values are shown for the OSPF area.
In this scenario, which two statements are correct about which RP is used? (Choose two.)
A. Source2 will use RP2 and Received will use RP2 for group 224.2.2.2.
B. Source1 will use RP1 and Receiver1 will use RP1 for group 224.1.1.1.
C. Source2 will use RP1 and Receiver2 will use RP1 for group 224.2.2.2.
D. Source1 will use RP1 and Receiver1 will use RP2 for group 224.1 1 1
正解：A,B
解説: (Topexam メンバーにのみ表示されます)