JN0-648試験無料問題集（92題）「Juniper Enterprise Routing and Switching, Professional (JNCIP-ENT) 認定」

出題：1

You have an IPv4 multicast network configured as PIM-SM.
What must be done before replacing your static RP with auto-RP?

A. Configure each router in the network as a candidate BSR.

B. Enable each router in the network to forward multicast packets.

C. Enable sparse-dense mode on each of the routers in the network.

D. Configure auto-RP domains on each router in the network.

正解：C 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：2

Exhibit.

You have applied the CoS configuration shown in the exhibit to an EX4300 switch.
Which two statements are true? (Choose two. )

A. All strict-high priority queues are serviced in a round-robin fashion as long as they have remaining credits

B. All strict-high priority queues are serviced in a round-robin fashion regardless of available credits.

C. Packets in low priority queues are serviced when strict-high priority queues have no available credits

D. Packets in low priority queues transmit only when start-high priority queues are empty

正解：A,D 解答を投票する

出題：3

You must ensure that all management traffic sourced from your Junos devices is set with a specific DSCP code-point value.
Which action will accomplish this task?

A. Apply the DSCP code-point to the [edit class-of-service interface lo0.0] hierarchy

B. Apply the DSCP code-point in an egress policer.

C. Apply the DSCP code-point to the [edit class-of-service host-outbound-traffic] hierarchy.

D. Apply the DSCP code-point to a rewrite rule.

正解：C 解答を投票する

出題：4

A BA classifier, input policer, and a multifield classifier are applied to an interface in which order are these features processed?

A. policer > multifield classifier -> BA classifier

B. multifield classifier -> BA classifier -> policer

C. BA classifier -> multifield classifier -> policer

D. policer -> BA classifier -> multifield classifier

正解：C 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：5

You are redistributing static routes into an OSPF area.
Which two statement are true is this scenario? (Choose two.)

A. The external route advertisements have a domain scope.

B. The area must be stub area.

C. The area must be the backbone area.

D. The routes can be advertised in type 7 LSAs.

正解：A,D 解答を投票する

出題：6

Packets enter a Juniper device and are classified as best effort. During the processing of the packet, the classification of the packets is changed to expedited forwarding by a multi-field classifier. The device is using the default CoS policies Which statement is true in this scenario?

A. The packet is forwarded according to the original packet classification, and the DSCP bits do not change.

B. The packet is forwarded according to the new packet classification, and the DSCP bits are rewritten to the new class.

C. The packet is forwarded according to the original packet classification, and the DSCP bits are rewritten to the new class.

D. The packet is forwarded according to the new packet classification, and the DSCP bits do not change.

正解：D 解答を投票する

出題：7

Click the Exhibit button.

During an outage, you review the status of the Q-in-Q implementation on VLAN 300.
Referring to the exhibit, what would be the cause of the outage?

A. The C-VLANs are disabled.

B. The S-VLAN is disabled.

C. There are no active ports.

D. The VLAN range overlaps.

正解：C 解答を投票する

出題：8

Click the Exhibit button.

You are configuring BGP policies for a site with a dual-homed connection as shown in the exhibit. You need all outbound traffic to egress the network through the link to ISP B by default. The ISPs should not be able to override this behavior through BGP attributes.
Which BGP attribute would you modify on the ISP-received routes to accomplish this objective?

A. next-hop

B. origin

C. local preference

D. MED

正解：C 解答を投票する

出題：9

You are implementing a single spanning tree instance in your network and want to use the protocol that will give you the best convergence time in the event of a physical network failure of the root bridge.
Which spanning tree protocol will satisfy this requirement?

A. MSTP

B. STP

C. RSTP

D. VSTP

正解：C 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

JN0-648試験無料問題集「Juniper Enterprise Routing and Switching, Professional (JNCIP-ENT) 認定」