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Free Nokia 4A0-C02 Practice Exam with Questions & Answers | Set: 7

Questions 91

For the Carrier supporting Carrier (CSC) VPRN, which routes are advertised between CSC-PE1 and SCS-PE2?

4A0-C02 Question 91

Options:
A.

BGP IPv4 routes for all PE system addresses in AS 5000.

B.

VPN-IPv4 routes for all PE system addresses in AS 5000.

C.

BGP labeled IPv4 routes for all PE system addresses in AS 5000.

D.

LDP labeled routes for all PE system addresses in AS 5000.

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Questions 92

For the Inter-AS model A VPRN, which of the following is TRUE when CE2 sends an IP packet to 192.168.1. J?

4A0-C02 Question 92

Options:
A.

PE2 pushes one label on the IP packet and label-switches it to ASBR2.

B.

ASBR2 forwards an unlabeled IP packet to ASBR1.

C.

ASBR1 pushes one label on the IP packet and label-switches it to PEL

D.

PE1 pops one label and forwards the IP packet to CE1.

Questions 93

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.

Questions 94

Without_______, a customer's high priority traffic can be dropped before its low priority traffic.

Options:
A.

packet filtering

B.

prioritization of traffic flows

C.

least cost routing

D.

OAM functionality

E.

separation between the data plane and the control plane

Questions 95

Which of the following are categories of forwarding classes on the Alcatel-Lucent 7750 SR? (Choose two)

Options:
A.

Real-time

B.

Assured

C.

Non-conforming

D.

High priority

E.

In-profile

Questions 96

Which of the following rate-limiting approaches are used on the Alcatel-Lucent 7750 SR? (Choose two)

Options:
A.

Shapeless policing at SAP-ingress only.

B.

Shapeless policing at SAP-ingress and egress.

C.

Biased round robin queuing at ingress only.

D.

Soft shaping at all network interfaces.

E.

Soft shaping at network ingress only.

Questions 97

Which of the following regarding BGP confederations is FALSE?

Options:
A.

The entire confederation is viewed as a single AS by an eBGP peer.

B.

Within a confederation, each member AS is considered as a stand-alone AS.

C.

Member ASs within a confederation can use route reflection.

D.

Member ASs must be fully meshed within a confederation.

Questions 98

Which of the following statements regarding the Internet is FALSE?

Options:
A.

It is a global network relying on interconnections provided by Internet service providers.

B.

It is a continuous and interconnected set of public IP networks, advertised and shared across the globe.

C.

It is a settlement-free global network that provides interconnection between Internet service providers.

D.

It is a network that allows any Internet service provider to reach every other Internet service provider in the world.

Questions 99

What happens to a route that is rejected by an import policy on an Alcatel-Lucent 7750 SR?

Options:
A.

The route is discarded.

B.

The route is kept in the RIB-In, but marked as an invalid route.

C.

The route is moved to the LOC-RIB, but not marked as a used route.

D.

The route is moved to the route table, but not to the FIB.

Questions 100

Click the exhibit.

4A0-C02 Question 100

Router R2 receives a route to 192.168.1.0/27 from router R4, and sets the local preference to 110. Router R1 receives a route to 192.168.1.0/27 from router R3, and sets the local preference to 80. Both ASs have a full iBGP mesh. What path does traffic destined to 192.168.1.0/27 take from router R1?

Options:
A.

R1-R3-R8

B.

R1-R2-R4-R8

C.

R1-R3-R4-R8

D.

R1-R2-R4-R3-R8

Questions 101

What will happen if an update is received with an unrecognized optional non-transitive attribute?

Options:
A.

The router will accept the update and send a notification.

B.

The router will not accept the update and send a notification.

C.

The router will accept the update and ignore the attribute.

D.

The router will accept the update and propagate the attribute.

Questions 102

Click the exhibit.

4A0-C02 Question 102

Given that ISP 1 and ISP 2 are Tier 2 providers, and that ISP 3 and ISP 4 are Tier 1 providers, what is the most likely relationship between ISP 1 and the other ISPs?

Options:
A.

ISP 1 has a peering relationship with ISP 2 and ISP 4.

B.

ISP 1 has a peering relationship with ISP 2 and a transit relationship with ISP 3.

C.

ISP 1 has a peering relationship with ISP 2 and ISP 3.

D.

ISP 1 has a transit relationship with ISP 2 and ISP 4.

E.

ISP 1 has a transit relationship with ISP 2 and a peering relationship with ISP 3.

Questions 103

Which of the following is NOT considered an option of export policies?

Options:
A.

Advertising customer networks into BGP.

B.

Sending aggregates that summarize the AS s address space.

C.

Sending MEDs to influence ingress traffic from peers.

D.

Preventing unwanted NLRI from entering the AS.

Questions 104

Which of the following statements regarding the Originator_ID attribute is TRUE?

Options:
A.

The BGP router that originates an update sets the Originator_ID.

B.

The Originator_IDis set to the ClusterJD of the advertising router reflector.

C.

Both confederation and route reflector topologies use the Originator_ID.

D.

A BGP router ignores an update that contains its own BGP router ID as Originator_ID.

Questions 105

What is the function of the Cluster_List attribute?

Options:
A.

It is used for loop detection within the same cluster.

B.

It is used for loop detection between clusters.

C.

It is used for loop detection in a confederation.

D.

It is used to identify the route reflectors within an AS.