Question 1

If packets egressing a SAP do not match any criteria defined in the SAP-egress policy, which forwarding class

will these packets be assigned to?

Options :

A : The default forwarding class defined in the SAP-egress policy.

B : The forwarding class inherited from network ingress classification.

C : Best Effort.

D : If there is no match, packets will be dropped.

Answer: A

Question 2

Click the exhibit button below. Given that the slope-policy (below) has been enabled and applied on a network

port, which of the following statements are TRUE? (Choose three)

Options :

A : All out-of-profile traffic will be dropped before any in-profile is dropped.

B : The time average factor of 0 will discard all packets arriving in the shared buffer pool.

C :

When the shared buffer utilization reaches 51%, in-profile packets might be dropped.

D :

The highest probability with which an out-of-profile packet can be dropped is 20%.

E :

When an in-profile packet arrives and the shared buffer utilization is at 69%, the packet will have

approximately a 60% likelihood of being discarded.

Answer: A,C

Question 3

Which of the following parameters is taken into account FIRST when a CFHP arbiter allocates bandwidth

among its children policers?

Options :

A : PIR

B : CIR

C : Level

D : Weight

Answer: D

Question 4

By default, how does a hybrid port on a Nokia 7750 SR share its allocated buffer space between access and

network pools?

Options :

A :

All buffer space is initially allocated to access pools, and some of it is reallocated to network pools if

network interfaces are configured on it.

B :

All buffer space is initially allocated to network pools, and some of it is reallocated to access pools if

service SAPs are configured on it.

C :

Buffer space is allocated 50% for access pools and 50% for network pools.

D : Buffer space is allocated 25% for access pools and 75% for network pools.

Answer: C

Question 5

Which of the following statements about CIR of a queue is TRUE?

Options :

A : It may exceed PIR of the queue.

B : It may be exceeded by the average servicing rate of the queue.

C : It varies depending on the traffic characteristics.

D : It is the rate at which packets are forwarded out of the queue.

Answer: D

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