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Click the exhibit.

The output is from PE router R1 about VPRN service 100. From which protocol did router R1 learn the prefix 192.168.20.0/24?

A.

LDP

B.

BGP

C.

MP-BGP

D.

MPLS

What are some of the characteristics of Nokia's implementation of non-stop routing? (Choose two)

A.

No protocol extensions required

B.

Only supported by OSPF and IS-IS

C.

Transparent to routing neighbors

D.

Uses Graceful Restart to inter-operate with other vendors

On Nokia 7750 SR OS, routing information between the CE and PE can be exchanged using the following methods.

A.

ISIS, RIP, OSPF, static routes

B.

BGP, ISIS, RIP, OSPF, static routes

C.

BGP, RIP, OSPF, static routes, OSPF3

D.

ISIS, RIP, OSPF, static routes, OSPF3

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

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 Nokia 7750 SR.

C.

SAPs can have QoS policies assigned to them.

D.

Multiple SAPs can be defined on the same port.

Click the exhibit.

Given the following configuration of router R1, what can be said about the function of each of AS 65540s routers?

A.

Routers R1 and R2 are redundant route reflectors with clients R3 and R4.

B.

Routers R3 and R4 are route reflectors with clients R1 and R2.

C.

Router R1 is a route reflector with clients R2, R3 and R4.

D.

Router R1 is a route reflector with clients R3 and R4.

Which of the following about LDP sessions is TRUE?

A.

Frame mode requires multiple sessions between peers.

B.

The lower transport address initiates the session.

C.

Established LDP sessions run over a TCP connection.

D.

An LDP session is established immediately after Init messages are exchanged between peers.

Which of the following statements regarding OSPF routing updates on a point-to-point link is true?

A.

On a point-to-point link, there is no need for a DR and BDR election; all routing updates are sent to 224.0.0.5.

B.

On a point-to-point link, a DR and BDR are elected. The DR sends link-state advertisements describing the network.

C.

On a point-to-point link, a DR and BDR are elected. To ensure resiliency, both the DR and BDR send link-state advertisements describing the network.

D.

On a point-to-point link, there is no need for a DR and BDR election. All routing updates are sent to the unicast address of the neighbor's interface.

Click on the exhibit.

If the primary path fails, which backup LSP path will the head-end router pick first?

A.

The Standby with the highest next-hop IP.

B.

The first Standby in the list.

C.

The Standby with the longest uptime.

D.

The Standby with the lowest next-hop IP.

Click the exhibit.

Router R3 is configured with an import policy to reject updates with an AS Path matching the regular expression ".+ 65540". Which of the following regarding updates originating in AS 65540 is TRUE?

A.

Router R3 rejects all updates originating in AS 65540.

B.

Router R3 accepts updates received from router R1 and rejects updates transited through router R2.

C.

Router R3 accepts updates transited through router R2 and rejects updates received from router R1.

D.

Router R3 accepts updates from both routers R1 and R2.

An Nokia 7750 SR receives a route via an IS-IS LSP with internal reach ability, and receives the same route via an OSPF type 5 LSA. If al protocol preferences are default, which route will be installed in the route table?

A.

The route learned via IS-IS will be installed.

B.

The route learned via the OSPF type 5 LSA will be installed.

C.

Both routes will be installed, if ECMP is enabled.

D.

Both routes will be installed, regardless of whether ECMP is enabled.