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Nokia Service Routing Architect
4A0-106
Nokia Virtual Private Routed Networks Questions and Answers

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Viewing questions 31-40 out of questions

Questions # 31:

Which of the following commands on an Nokia 7750 SR will verify connectivity for a VPRN service when issued from the PE?

Question # 31

Options:

oam vprn-ping source destination

vprn-ping router

Ping source

Answer

Questions # 32:

Choose the answer that best completes the following sentence. The CE device is typically configured with _________________.

Options:

A single routing protocol for exchanging routes with both the internal customer routers and with the PE

MP-BGP to exchange routes with the PE.

MPLS and a routing protocol for the exchange of labels and routes with the PE

MPLS for exchanging labels with other CE devices

A routing protocol for exchanging routes with the internal customer routers and a routing protocol for exchanging routes with the PE

Answer

Questions # 33:

Click the exhibit.

Question # 33

A Carrier Supporting Carrier (CSC) VPRN is configured for a customer carrier who is an Internet Service Provider (ISP). Which of the following about route distribution is FALSE?

Options:

The VRF 10 on CSC-PE1 includes PE1 and PE2's system addresses.

The global routing table of PE1 includes PE2's system address.

The VRF 10 on CSC-PE2 includes CEI'S address.

The global routing table of PE2 includes CE1's address.

Answer

Questions # 34:

Question # 34

For the inter-AS model B VPRN, which of the following protocols is used to advertise routes between ASBR1 and ASBR2?

Options:

iBGP

eBGP

MP-iBGP

MP-eBGP

Answer

Questions # 35:

Click the exhibit.

Question # 35

Which VPRN type produces the output shown on router R1?

Options:

A full mesh VPRN

APE hub and spoke VPRN

An extranet VPRN

ACE hub and spoke VPRN

Answer

Questions # 36:

Which of the following commands produces the output for the inter-AS model B VPRN?

Question # 36

Options:

show router 10 bgp routes vpn-ipv4

show router bgp routes

show router bgp routes vpn-ipv4

show router route-table

Answer

Questions # 37:

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?

Question # 37

Options:

PE1 pushes three labels on the IP packet: a VPN label, a BGP label, and an LDP transport label.

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

ASBR2 swaps the BGP label and pushes an LDP transport label.

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

Answer

Questions # 38:

Which of the following about a full mesh VPRN design is FALSE?

Options:

Each customer site has a logically direct route to every other customer site.

It provides optimal routing between all sites.

It allows access between all CE devices and all sites participating in the same VRF.

It requires a full BGP mesh in the provider core.

Answer

Questions # 39:

A service provider core consists of 6 PE and 4 P routers. Assuming route reflection is not used, how many internal BGP sessions are required in the service provider network for a correct operation of VPRN services?