Question 1

Which MPLS label mode saves label mappings received from all peer LSRs?

Options :

A : Conservative label retention

B : Liberal label retention

C : Downstream on demand

D : Downstream unsolicited

Answer: B

Question 2

Click the exhibit button.The OSPF packets shown have been exchanged between two neighbors. What state is the OSPF adjacency in?

Options :

A : The adjacency state is two way because both routers have received a database description packet.

B : The adjacency is in the exchange state. The next step is to exchange link state request and link state update packets.

C : The adjacency is in the ex start state. The routers have exchanged database description packets, but still have to negotiate the starting sequence number.

D : The adjacency state is full. The routers are exchanging database description packets to notify each other that all link state advertisements have been received.

Answer: C

Question 3

What Nokia 7750 SR OAM tool can be used to verify the end-to-end connectivity of a service?

Options :

A : Sdp-ping

B : Isp-ping

C : Svc-ping

D : Sdp-mtu

Answer: C

Question 4

Which of the following about ADSPEC is FALSE?

Options :

A : ADSPEC sets an SDP-s MTU to the smallest MTU value found along the LSP path.

B : RSVP must be enabled on all MPLS routers of a path to use ADSPEC.

C : ADSPEC can automatically adjust the service MTU.

D : ADSPEC can be enabled on individual LSPs.

Answer: C

Question 5

Click on the exhibit.Which of the following is FALSE?

Options :

A : The router can reach prefix 192.10.1.2/32 through a RSVP-TE tunnel.

B : The router can reach prefix 192.10.1.2/32 through an LDP tunnel.

C : The router 10.10.10.2 is the egress router of the prefix 192.10.1.2/32.

D : The Isp-ping tool is used to perform a unidirectional LSP test.

Answer: A

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