JN0-351無料問題集「Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT)」

質問 1

You want to use filter-based forwarding (FBF) on your Internet peering router to load-balance traffic to two directly connected ISPs based on the source address.
Which two statements are correct in this scenario? (Choose two.)

（A）FBF uses the forwarding routing instance type.

（B）RIB groups are used to hide routes in the inet. 0 routing table.

（C）FBF uses the no-forwarding routing instance type.

（D）RIB groups are used to copy routes from the inet. o routing table.

正解：A、D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 2

You are concerned about spoofed MAC addresses on your LAN.
Which two Layer 2 security features should you enable to minimize this concern? (Choose two.)

（A）static ARP

（B）IP source guard

（C）DHCP snooping

（D）dynamic ARP inspection

正解：C、D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 3

What are two characteristics of RSTP alternate ports? (Choose two.)

（A）RSTP alternate ports are active ports used to forward frames toward the root bridge.

（B）RSTP alternate ports provide an alternate lower cost path to the root bridge.

（C）RSTP alternate ports provide an alternate higher cost path to the root bridge.

（D）RSTP alternate ports block traffic while receiving superior BPDUs from a neighboring switch.

正解：C、D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 4

Which two events cause a router to advertise a connected network to OSPF neighbors? (Choose two.)

（A）When a static route to the 224.0.0.5 address is created.

（B）When a static route to the 224.0.0.6 address is created.

（C）When an interface has the OSPF passive option enabled.

（D）When an OSPF adjacency is established.

正解：A、D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 5

Which two statements are true about the default VLAN on Juniper switches? (Choose two.)

（A）The default VLAN ID can be changed.

（B）The default VLAN is set to a VLAN ID of 1 by default

（C）The default VLAN ID is not assigned to any interface.

（D）The default VLAN ID is not visible.

正解：A、B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 6

Exhibit.

You have configured the four EX Series switches with RSTP, as shown in the exhibit. You discover that whenever a link between switches goes up or down, the switches take longer than expected for RSTP to converge, using the default settings.
In this scenario, which action would solve the delay in RSTP convergence?

（A）The force-version must be removed.

（B）The max-age must be increased to 20

（C）The hello-time must be increased.

（D）The bridge priority for EX-4 must be set at 4000.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 7

Which two statements are correct about tunnels? (Choose two.)

（A）Tunnel endpoints must have a valid route to the remote tunnel endpoint.

（B）BFD cannot be used to monitor tunnels.

（C）Tunnels add additional overhead to packet size.

（D）IP-IP tunnels are stateful.

正解：A、C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

JN0-351 無料問題集「Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT)」

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