Question 1

Which of the following are true when ports are configured with the IEEE 802.3ah Loopback Control feature? (Choose 3)

Options :

A : The loopback control PDU instructs the remote port to enter loopback mode.

B : Putting a port in loopback does not affect customer data flow

C : Both ports must rediscover the OAM capabilities of each other once the port is put back into service.

D : Both ports must still send Information PDUs to avoid going back to discovery mode.

E : When a port is in loopback mode, service mirroring will still work if it is a mirror-source or mirror-destination.

F : All packets, except for information PDUs, are looped back.

Answer: A,D

Question 2

Click the exhibit.

For the Inter-AS model B VPRN, which of the route updates for prefix 192.168.1.0/27 is incorrect?

Options :

A : The route update sent from PE1.

B : The route update sent from PE2.

C : The route update sent from ASBR1.

D : The route update sent from ASBR2.

Answer: B

Question 3

Real-time rate limiting on the service ingress is a feature that performs_____________. Traffic above the defined PIR is ______________.

Options :

A : Policing, expedited

B : Metering, marked discard eligible

C : Marking, marked discard eligible

D : Policing, discarded

E : Shaping, discarded

Answer: D

Question 4

Which of the following prefix lists include prefixes 192.168.128.0/17 and 192.168.64.0/18?

Options :

A : Prefix list 192.168.0.0/16 through 18.

B :

Prefix 192.168.0.0/17 longer.

C : Prefix list 192.168.0.0/17 through 18.

D : Prefix 192.160.0.0/13 longer.

Answer: A

Question 5

On the Alcatel-Lucent 7750 SR, what is a slope policy used for?

Options :

A : Defining the slope of the TCP slow-start mechanism for self generated traffic.

B : Defining the slope of the scheduling rate per forwarding class when using HQoS.

C : Defining the high and low slope values when deploying buffer admission control for UDP traffic in the committed buffer pool.

D : Defining the high and low slope values when deploying buffer admission control for TCP traffic in the shared buffer pool.

E : Defining the high and low slope values when deploying buffer admission control for TCP traffic in the committed buffer pool.

Answer: D

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