Juniper JN0-349 問題集

質問 1：
Click the Exhibit button.

You are trying to form an IS-IS adjacency between Router A and Router B, but the IS-IS adjacency will not form between the two routers.
Referring to the exhibit, which action would solve this problem?
A. Enable IS-IS wide metrics on Router A.
B. Enable level 2 IS-IS routing on Router B.
C. Enable level 1 IS-IS routing on Router A.
D. Enable IS-IS wide metrics on Router B.
正解：B

質問 2：
The next hop for the route is not reachable.
In this scenario, what are two ways that BGP handles this route? (Choose two.)
A. The route is placed into the forwarding table as a hidden route.
B. The route is placed into the routing table as a hidden route.
C. The route is not placed into the forwarding table.
D. The route is placed into the forwarding table as an inactive route.
正解：B,C

質問 3：
You are configuring IS-IS on the newly provisioned ae88 interface. After you commit the configuration, you notice that your adjacency is not showing up.

Referring to the exhibit, what is the reason for the adjacency being down?
A. R1 and R2 are in different IS-IS levels.
B. R1 and R2 have different interface parameters.
C. R1 and R2 are configured for different metrics.
D. R1 and R2 are configured for different areas.
正解：B

質問 4：
When electing a DIS in an IS-IS network, what is used to break a priority tie?
A. highest MAC address
B. lowest router ID
C. highest router ID
D. lowest MAC address
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 5：
Given the exhibit, which two statements are correct regarding the graceful-restart state for the BGP groups? (Choose two.)

A. The graceful-restart capability will be enabled for group EBGP.
B. The graceful-restart capability will be disabled for group IBGP.
C. The graceful-restart capability will be enabled for group IBGP.
D. The graceful-restart capability will be disabled for group EBGP.
正解：C,D

質問 6：
Which two statements about BPDU protection are correct? (Choose two.)
A. By default, BPDU protection prevents the root bridge from communicating with other STP members unless it receives a superior BPDU first.
B. BPDU protection prevents unauthorized switches from connecting to and participating in your spanning tree topology.
C. BPDU protection requires that STP or RSTP is configured on the switch.
D. By default, you must manually clear a BPDU error condition when using BPDU protection.
正解：B,D

質問 7：
Which two statements about a unified ISSU are correct? (Choose two.)
A. It requires that Bidirectional Forwarding Detection be disabled.
B. It is only supported on platforms with redundant control planes.
C. It requires that graceful Routing Engine switchover be enabled.
D. It is only supported on platforms with redundant power supplies.
正解：B,C

質問 8：
What are two interarea OSPF LSA types? (Choose two.)
A. Type 4 ASBR summary LSAs
B. Type 3 summary LSAs
C. Type 2 network LSAs
D. Type 1 router LSAs
正解：A,B