Nokia 4A0-106 Exam Questions Free Practice Test

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Viewing questions 51-60 out of questions

Questions # 51:

The CLI command “remove-private” is configured on PE1 to eliminate BGP loops in the VPRN.

Question # 51

For the displayed route, what is the value of the AS-Path field?

Options:

64496 64512

64512

64496

64512 64496

Expert Solution

Questions # 52:

Click the exhibit.

Question # 52

A Carrier Supporting Carrier (CSC) VPRN is configured on an Nokia 7750 SR for a customer carrier who is an Internet Service Provider (ISP). Which of the following configuration steps is NOT required?

Options:

Configuring iBGP sessions between PEs residing in different customer carrier sites.

Configuring a policy on each CSC-CE to advertise local PE addresses to the network provider.

Configuring a CSC VPRN on each CSC-PE with a SAP interface towards the attached CSC-CE.

Configuring an IES service on PEL

Expert Solution

Questions # 53:

Question # 53

To enable full spoke-to-spoke connectivity for the CE hub and spoke VPRN, on which router(s) should the displayed static-route be configured?

Options:

PE1

CE1

PE2 and PE3

CE2 and CE3

Expert Solution

Questions # 54:

Click the exhibit.

Question # 54

For the inter-AS model C VPRN, which of the following is FALSE when an IP packet is sent from 192.1.1.1 to 192.2.1.1?

Options:

PE1 pushes two labels on the IP packet and forwards it to ASBR1.

ASBR1 pops the LDP label, swaps the BGP label and forwards the IP packet to ASBR2.

ASBR2 forwards the IP packet with two labels to PE2.

PE2 pops the labels and forwards the unlabeled IP packet to its destination.

Expert Solution

Questions # 55:

Click the exhibit.

Question # 55

For the inter-AS model B VPRN, which of the following is the correct BGP configuration on ASBR1?

Question # 55

Options:

Option A

Option B

Option C

Option D

Expert Solution

Questions # 56:

For a Carrier Supporting Carrier (CSC) VPRN where the customer carrier is an ISP that provides Internet connectivity to its end-customers, which of the following is TRUE?

Options:

The customer carrier network must be MPLS-enabled.

VPRN instances are created on the CSC-CE routers.

All traffic exchanged between end-customers is carried over a single CSC VRF.

Customer carrier PEs residing in different sites must run MP-iBGP between them to exchange customers' routes.

Expert Solution

Questions # 57:

When a Service Provider offers VPRN services to its customers, which of the following functions are expected to be the responsibility of the Service Provider? (Choose three)

Options:

Distributing the customer generated labels between sites

Distributing the customer routing information between

Forwarding the customer originated data packets to the appropriate destination

Forwarding the provider originated data packets to the appropriate customer site

Providing secure layer 3 routing exchange between sites

Expert Solution

Questions # 58:

Click the exhibit.

Question # 58

For the Carrier Supporting Carrier (CSC) VPRN, which routes are advertised between CSC-CE1 andCSC-PE1?

Options:

VPN-IPv4 routes for all PE system addresses in AS 1000

BGP labeled IPv4 routes for all PE system addresses in AS 1000

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

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

Expert Solution

Questions # 59:

What is the minimum number of Route Distinguishers required to implement an overlapping VPRN involving 5 different customers?

Options:

Expert Solution

Questions # 60:

In a VPRN, which of the following are supported as PE-CE routing methods on the Nokia 7750 SR? (Choose four).

Options:

Static

RIP

OSPF

IS-IS

MP-BGP

BGP

Expert Solution

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