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Questions # 1:

Which of the following is a benefit of VPRN as compared to VPLS?

Options:
A.

Service providers can apply QoS, ingress/egress traffic shaping and policing on a per service basis.

B.

Different customers with overlapping address space can be accommodated.

C.

There is a clear demarcation of customer and service provider networks.

D.

Customers can connect to the same service using different subnets.

Questions # 2:

On an Alcatel-Lucent 7750 SR, which vc-type will forward service delimiting tags at the ingress PE?

Options:
A.

vc-type ether

B.

vc-type vlan

C.

vc-type dot1q

D.

vc-type null

Questions # 3:

By default, what does the Alcatel-Lucent 7750 SR do when a frame with an unknown destination address is received in a VPLS?

Options:
A.

It drops the frame.

B.

It floods the frame to all PEs participating in the service.

C.

It sends a destination unreachable message back to the originating host.

D.

It sends the frame to the closest neighbor.

Questions # 4:

Click the exhibit.

Question # 4

Routes are exchanged between CE1 and PE1 using BGP. CE2 and PE2 use static routes to forward traffic to and from the VPRN.Which of the following is FALSE?

Options:
A.

An export policy is required on PE1 to advertise routes to CE1.

B.

An export policy is required on CE1 to advertise local routes to PEL

C.

An export policy is required to advertise routes between the PE routers.

D.

No export policy is required on PE2 or CE2 due to the static routes.

Questions # 5:

Which protocol can be used to signal the outer label for a VPN service?

Options:
A.

IPCP

B.

LDP

C.

PPP

D.

TLDP

Questions # 6:

Which of the following about VPRN labels is FALSE?

Options:
A.

The outer label allows traffic to transit across the MPLS network.

B.

The inner label identifies the VPRN service.

C.

MP-BGP is used to signal VPRN labels.

D.

The VPRN service label contains the customer's IP address.

Questions # 7:

The SAP 1/1/1:2.3 receives an Ethernet frame with outer VLAN tag 2 and inner VLAN tag 5. Which of the following is TRUE?

Options:
A.

The matching outer tag is removed, and the frame is forwarded.

B.

The inner tag is removed, and the frame is forwarded.

C.

The inner tag is changed to match the SAP, and the frame is forwarded.

D.

The frame is dropped.

Questions # 8:

Which of the following SAPs will NOT forward untagged frames?

Options:
A.

sap 1/1/1

B.

sap 1/1/1:*

C.

sap 1/1/1:0

D.

sap 1/1/1:1

Questions # 9:

Which of the following about route distinguishes on the Alcatel-Lucent 7750 SR is FALSE?

Options:
A.

Route distinguishes are contained in VPN-IPv4 prefixes.

B.

Route distinguishes allow the same IP prefix to be used for more than one destination in a single VPRN.

C.

Route distinguishes allow MP-BGP to manage multiple routes for the same IP prefix.

D.

Route distinguishes are only used by the PE routes.

Questions # 10:

On the Alcatel-Lucent 7750 SR, which one of the following steps is NOT required when enabling an MP-BGP session between PE routers in a VPRN?

Options:
A.

Configuring an autonomous system number in the global context.

B.

Configuring a BGP group and peer parameters.

C.

Configuring a VPN-IPv4 address family.

D.

Configuring an export policy to advertise routes between PEs.

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