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Questions # 31:

Question # 31

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

Options:
A.

iBGP

B.

eBGP

C.

MP-iBGP

D.

MP-eBGP

Questions # 32:

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?

Options:
A.

1

B.

5

C.

15

D.

30

E.

45

Questions # 33:

Click the exhibit.

Question # 33

For the inter-AS model B VPRN, which of the following protocols is used to advertise routes between PE1 and ASBRI?

Options:
A.

iBGP

B.

eBGP

C.

MP-iBGP

D.

MP-eBGP

Questions # 34:

Click the exhibit.

Question # 34

Which of the following about the inter-AS model A VPRN configuration on ASBR1 is TRUE?

Options:
A.

The route-distinguisher value must be 64496:10 for successful VPRN operation.

B.

An export policy is not required for successful VPRN operation.

C.

The "family vpn-ipv4" command is required under the BGP configuration for successful VPRN operation.

D.

The neighbor address should be 10.10.10.4 under the BGP configuration for successful VPRN operation.

E.

The VPRN configuration on ASBR1 is correct.

Questions # 35:

Which of the following statements is true regarding the Route Distinguisher? (Choose three)

Options:
A.

It is an 8 byte value containing 3 fields

B.

The Route Distinguisher must have the same value as the Route Target.

C.

The Administrator field contains either an AS number or an IP number

D.

To ensure uniqueness, Route Distinguishers are assigned by the IANA.

E.

The Route Distinguisher is not used if the customer addresses do not overlap

F.

The Assigned Number field must contain a public IP address

Questions # 36:

When does a router add a Route Target to a route?

Options:
A.

When the P receives the route from the PE.

B.

When the PE populates the route received from the CE into the VRF.

C.

When the PE propagates the route to the CE.

D.

When the PE exports the route from the VRF into the MP-BGP table.

Questions # 37:

Which of the following about an Nokia 7750 SR MP-BGP update is FALSE? Assume default behavior.

Options:
A.

An MP-BGP update carries an MPLS label that is used as the service label for a VPRN.

B.

There can be multiple Route Targets per route in an MP-BGP update.

C.

There can only be one Route Distinguisher per route in an MP-BGP update.

D.

On a specific PE, the MP-BGP updates for prefixes from a single VPRN carry different labels.

E.

Traditional BGP attributes and MP-BGP attributes are present in an MP-BGP update.

Questions # 38:

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

Options:
A.

Static

B.

RIP

C.

OSPF

D.

IS-IS

E.

MP-BGP

F.

BGP

Questions # 39:

What are the main functions of a Layer 3 VPN? (Choose three).

Options:
A.

Distributing customer routing information between sites

B.

Forwarding customer data packets

C.

Providing an integrated billing solution

D.

Maintaining separation between distinct customer networks

E.

Allowing the implementation of Layer 3 devices in the provider core

Questions # 40:

Which of the following describes the goal of an Extranet VPRN?

Options:
A.

To reduce the number of VPRN tunnels required.

B.

To allow routes to be exchanged between all, or selected, sites of one VPRN, and all, or selected, sites of a second VPRN.

C.

To simplify the administration of multiple VPRNs.

D.

To allow network access between the headquarter sites of each VPRN service and a shared VPRN service offered by a third party.

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