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Viewing page 6 out of 9 pages
Viewing questions 51-60 out of questions
Questions # 51:

Which of the following conditions are necessary in order for service labels to be signaled between two PE routers? (Choose 3)

Options:
A.

LDP must be enabled on both PE routers.

B.

RSVP must be enabled on both PE routers.

C.

Traffic engineering must be enabled in the IGP.

D.

The VC-ID must match between the two PE routers in both directions.

E.

The transport tunnel must be operationally up between the two PE routers in both directions.

F.

The SDP ID must match between the two PE routers in both directions.

Expert Solution
Questions # 52:

In a Layer 2 VPN service, the FCS is stripped when a customer packet arrives at the ingress PE and regenerated on egress.

Options:
A.

TRUE

B.

FALSE

Expert Solution
Questions # 53:

A Cpipe supports both structured and unstructured frames.

Options:
A.

TRUE

B.

FALSE

Expert Solution
Questions # 54:

Which of the following best describes how the path-mlu is chosen for an SDP?

Options:
A.

An SDP does not have a path-mtu

B.

The path-mtu must be set by the administrator.

C.

By default, the path-mtu is calculated automatically from the network port MTU of the PE router.

D.

The path-mtu is calculated based on the service MTU of the service using the SDP.

E.

The path-mtu is signaled between the PE endpoints when the service is established.

Expert Solution
Questions # 55:

If the Alcatel-Lucent 7750 SR is rebooted after an "admin save'' has been performed, which of the following about mirror services is TRUE?

Options:
A.

Only the mirror source must be re-configured.

B.

Only the mirror destination must be re-configured.

C.

Both the mirror destination and mirror source must be re-configured.

D.

Neither the mirror destination nor the mirror source must be re-configured.

Expert Solution
Questions # 56:

Which of the following is a characteristic of a VPLS?

Options:
A.

All SAPs of a VPLS belong to the same broadcast domain.

B.

When a new site is added, all the existing sites need to be shutdown and re-provisioned.

C.

An additional T-LDP session is required between PEs for each additional VPLS that is provisioned.

D.

Multiple VPLSes on the same router share a single MAC FDB.

Expert Solution
Questions # 57:

Which of the following is NOT a benefit of "Hub and Spoke'' VPLS deployments?

Options:
A.

They reduce the number of SDPs that need to be configured.

B.

They can be used to work around physical topologies that prevent a fully meshed deployment.

C.

They prevent loops that can be introduced by mesh deployments.

D.

They can simplify the implementation of security policy enforcement and packet inspection.

Expert Solution
Questions # 58:

Click the exhibit.

Question # 58

The output is from PE router R1about VPRN service 100.From which protocol did router R1learn the prefix 192.168.20.0/24?

Options:
A.

LDP

B.

BGP

C.

MP-BGP

D.

MPLS

Expert Solution
Questions # 59:

How many service labels must be signaled to bring up a fully-meshed VPLS among three PE routers?

Options:
A.

1

B.

3

C.

6

D.

12

Expert Solution
Questions # 60:

Which of the following statements about SAPs that are part of a VPVVS is FALSE?

Options:
A.

SAPs can be defined on Ethernet, POS, Sonet/SDH, or TDM channels.

B.

Only one SAP is required for a service that originates and terminates on the same Alcatel-Lucent 7750 SR.

C.

SAPs can have QoS policies assigned to them.

D.

Multiple SAPs can be defined on the same port.

Expert Solution
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