Question 1

You are asked to protect your company's customers from amplification attacks. In this scenario, what is Juniper's recommended protection method?

Options :

A : ASN prepending

B : BGP FlowSpec

C : destination-based Remote Triggered Black Hole

D : unicast Reverse Path Forwarding

Answer: C

Question 2

Exhibit

Referring to the exhibit, what do the brackets [ ] in the AS path identify?

Options :

A : They identify the local AS number associated with the AS path if configured on the router, or if AS path prepending is configured

B : They identify an AS set, which are groups of AS numbers in which the order does not matter

C : They identify that the autonomous system number is incomplete and awaiting more information from the BGP protocol.

D : They identify that a BGP confederation is being used to ensure that there are no routing loops.

Answer: B

Question 3

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?

Options :

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.

Answer: D

Question 4

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

Options :

A : LDP-signaled VPLS tunnels only support control bit 0.

B : LDP-signaled VPLS tunnels use auto-discovery to provision sites

C : BGP-signaled VPLS tunnels can use either RSVP or LDP between the PE routers.

D : BGP-signaled VPLS tunnels require manual provisioning of sites.

Answer: B,C

Question 5

A packet is received on an interface configured with transmission scheduling. One of the configured queues In this scenario, which two actions will be taken by default on a Junos device? (Choose two.)

Options :

A : The excess traffic will be discarded

B : The exceeding queue will be considered to have negative bandwidth credit.

C : The excess traffic will use bandwidth available from other queueses

D : The exceeding queue will be considered to have positive bandwidth credit

Answer: A,B