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Click the exhibit.

Based on the VPRN aggregate route configuration, which routes are advertised to CE2?

A.

172.12.10.0/24, 172.12.20.0/24 and 172.0.0.0/16

B.

172.12.0.0/16 only

C.

172.12.10.0/24 and 172.12.20.0/24

D.

172.0.0.0/16 only

Why would a selective export policy be applied to a customer VPRN service? (Choose three)

A.

To limit the number of routes advertised from a customer site

B.

To limit the number of routes learned from other customer sites CTo limit the size of the VRF table

C.

To limit connectivity to selected customer networks

D.

To perform packet filtering

Click the exhibit.

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?

A.

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

B.

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

C.

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

D.

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

How was standard BGP modified to allow it to carry routing information for VPRNs?

A.

By using the MED attribute to carry the OSPF metric.

B.

By defining Extended Communities for use as the Route Target

C.

By using the Cluster List attribute to carry the network prefix

D.

By defining support for the VPN-IPv4 address family

E.

By adding an additional field to the BGP Update to carry the VPRN label

Which of the following about inter-AS model AVPRN is TRUE?

A.

It is the most scalable of the Inter-AS models.

B.

VRF configuration is not required on the ASBRs.

C.

Most routers that support VPRN functionality do not support model A by default.

D.

It is not necessary to run MPLS at the boundary between autonomous systems.

Click the exhibit.

A Carrier Supporting Carrier (CSC) VPRN is configured for a customer carrier who is an Internet Service Provider (ISP). Which route is NOT present in PE1's global routing table?

A.

192.60.100.0

B.

10.10.10.6

C.

10.10.10.3

D.

192.50.1.1

Which of the following about VPRN Outbound Route Filtering (ORF) is FALSE?

A.

Resources consumed at the sender and receiver PEs can be reduced by using BGP ORF.

B.

BGP ORF allows a receiving PE to filter out unnecessary inbound routes.

C.

A PE indicates its ORF capabilities to its neighbor PE in a BGP Open message.

D.

BGP ORF is most effective when a large number of routes is being exchanged between two peers, and most routes are filtered out on arrival.

At what point does the Route Target become associated with a route?

A.

When the route is first received at the P from the PE

B.

When the route from the CE is populated into the VRF at the PE

C.

When the route from the PE is populated into the VRF at the CE

D.

When the route is propagated from the PE to the CE

E.

When the route is exported into the MP-BGP table from the VRF

You are configuring a VPLS spoke termination to a VPRN on an Alcatel-Lucent 7750 SR. If LDP is used for all transport tunnels, what type of sessions are established by the VPRN PE router that is configured with the spoke termination?

A.

T-LDP and LDP sessions with the other VPRN PE routers and the VPLS PE router

B.

T-LDP sessions with the other VPRN PE routers and the VPLS PE router

C.

LDP sessions with the other VPRN PE routers and the VPLS PE router

D.

LDP sessions with the other VPRN PE routers, and both T-LDP and LDP sessions with the VPLS PE router

E.

T-LDP and LDP sessions with the other VPRN PE routers and LDP sessions with the VPLS PE router

Click the exhibit.

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?

A.

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

B.

ASBR1 pops the LDP and BGP labels and swaps the VPN label.

C.

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

D.

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

When configuring BGP as the PE-CE protocol on an Alcatel-Lucent 7750 SR, the configuration on the CE is done under the ____________ context and the PE configuration is under the ____________ context.

A.

Global, router

B.

Router, router

C.

Service, router

D.

Router, service

E.

Service, service

F.

Router, global