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Question 1:
Which BGP message type contains NLRI information?
A. notification
B. keepalive
C. update
D. open
Correct Answer: C
Question 2:
What is the correct authentication processing order on EX Series switches when multiple Layer 2 authentication methods are enabled?
A. MAC RADIUS –andgt; 802.1X –andgt; captive portal
B. 802.1X –andgt; MAC RADIUS –andgt; captive portal
C. 802.1X –andgt; captive portal –andgt; MAC RADIUS
D. captive portal –andgt; MAC RADIUS –andgt; 802.1X
Correct Answer: B
Question 3:
What are three well-known mandatory BGP attributes? (Choose three.)
A. MED
B. AS-path
C. origin
D. next-hop
E. community
Correct Answer: BCD
Question 4:
You have configured CoS on a Junos device. A packet is classified as best effort by a behavior aggregate (BA) classifier, and as expedited forwarding by a multifield (MF) classifier.
Which statement is true in this scenario?
A. The packet will be placed in a queue associated with the BA classifier.
B. The packet will be placed into the queue which is least congested.
C. The packet will be placed into the queue that has the most bandwidth assigned to it.
D. The packet will be placed in a queue associated with the MF classifier.
Correct Answer: A
Question 5:
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 host-outbound-traffic]hierarchy.
B. Apply the DSCP code-point to the [edit class-of-service interface lo0.0]hierarchy
C. Apply the DSCP code-point in an egress policer.
D. Apply the DSCP code-point to a rewrite rule.
Correct Answer: A
Question 6:
You are currently using VLAN IDs 2 through 300 within your Layer 2 domain and you need to configure VSTP to prevent loops. You must ensure that all VLANs are loop free.
In this scenario, which statement is correct?
A. You must ensure that the VLANs are balanced between two different root bridges.
B. You must enable RSTP to account for all VLANs.
C. You must ensure that the bridge priority is set to the lowest value on all switches in the Layer 2 domain.
D. You must enable all VLANs, 2 through 300, under the VSTP configuration.
Correct Answer: D
Question 7:
What are two supported PoE management modes? (Choose two.)
A. class
B. standalone
C. static
D. mixed
Correct Answer: AC
Question 8:
Click the Exhibit button.
You recently implemented the configuration shown in the exhibit. After committing these changes, the community devices connected to AS-1 are not able to communicate with the appropriate community devices connected to AS-2.
What must be done to allow these community devices to communicate?
A. You must configure an isolation VLAN ID under the vlan-pri VLAN on the AS-2 switch.
B. You must configure the ge-0/0/10 interface on AS-1 as the inter-switch link
C. You must configure the ge-0/0/1 interface on both switches as the inter-switch links.
D. You must configure an isolation VLAN ID under the vlan-pri VLAN on both switches.
Correct Answer: C
Question 9:
Which two statements are correct about a functional ESI LAG interface? (Choose two.)
A. The LACP system ID must be the same.
B. The ESI values must be the same.
C. The LACP system ID must be different.
D. The ESI values must be different.
Correct Answer: AB
Question 10:
You notice a mass withdrawal of routes for some of the network hosts. You determine that the link on the ESI interface is down.
Which route type is used in this scenario?
A. Type 2
B. Type 3
C. Type 1
D. Type 5
Correct Answer: C
Question 11:
You have an MX960 configured as a Fusion aggregation device (AD) and two QFX5100 switches as satellite devices (SD). You have configured local-switchingfor each SD. A packet with an unknown MAC address is received on one of the SD extended ports.
Which statement is correct in this scenario?
A. The packet is dropped and a reject message is sent out to the port where it was received.
B. The packet is silently discarded and a reject message is sent to the AD.
C. The packet is flooded out of all the ports on the SD except the one where it was received.
D. The packet is sent to the AD to be processed and forwarded.
Correct Answer: D
Question 12:
When configuring class of service, what would you use to allocate bandwidth to a forwarding class?
A. buffer depth
B. transmit rate
C. bandwidth
D. speed
Correct Answer: B
Question 13:
Click the Exhibit button.
There is a functioning OSPFv3 neighborship between Router-1 and Router-2 over the ge-0/0/1 link. However, the 172.100.100.0/24 and 172.101.101.100/24 routes are not being shared through OSPFv3.
Referring to the configuration shown in the exhibit, which two actions must you take to solve the problem? (Choose two.)
A. Add interface ge-0/0/1 under the IPv4 unicast realm for both routers.
B. Add the IPv6 family protocol under ge-0/0/2 for both routers.
C. Add the lo0 interface under OSPFv3 for both routers.
D. Add interface ge-0/0/2 under OSPFv3 for both routers.
Correct Answer: AB
Question 14:
You have multiple BGP routes to the same prefix with equal local-preference values and AS-path lengths. In this scenario, which route will be preferred in the route selection process?
A. The route with the least preferred origin value.
B. The route with the lowest MED value.
C. The route with the most preferred origin value.
D. The route with the highest MED value.
Correct Answer: C
Question 15:
You have an IPv4 multicast network configured as PIM-SM.
What must be done before replacing your static RP with auto-RP?
A. Enable sparse-dense mode on each of the routers in the network.
B. Configure auto-RP domains on each router in the network.
C. Configure each router in the network as a candidate BSR.
D. Enable each router in the network to forward multicast packets.
Correct Answer: A