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Which of the following about configuring an LSP path definition on an Alcatel-Lucent 7750 SR is FALSE?

A.

A path definition can have both loose and strict hops.

B.

A path definition can be configured with loose hops only.

C.

A path definition is configured on the head-end router only,

D.

A path definition is not required if CSPF is enabled on an LSP.

Click on the exhibit.

All links have 1Gbps unreserved bandwidth initially and Shared Explicit reservation style is used. After the LSP's primary and standby secondary paths are signaled, how much unreserved bandwidth is left on the links?

A.

R1-R2 will have 300Mbps left and R2-R4 will have 400Mbps left.

B.

R1-R2 will have 400Mbps left and R2-R4 will have 400Mbps left.

C.

R1-R2 will have 600Mbps left and R2-R4 will have 600Mbps left.

D.

R1-R2 will have 300Mbps left and R2-R4 will have 600Mbps left.

Which of the following is NOT an advantage of RSVP-TE compared to LDP?

A.

RSVP-TE supports Connection Admission Control (CAC).

B.

RSVP-TE enables simplified configuration of LSPs.

C.

RSVP-TE supports path calculations that do not use IGP cost.

D.

RSVP-TE provides support for traffic protection features.

Which of the following about T-LDP on the Alcatel-Lucent 7750 SR is FALSE?

A.

T-LDP is used to provide an end-to-end session between two PE routers.

B.

T-LDP is used to signal service labels for Layer 2 services.

C.

T-LDP is used to establish transport tunnels for Layer 2 services.

D.

T-LDP is used in LDP over RSVP solution.

Click on the exhibit.

An LDP-over-RSVP tunnel is established between routers R1 and R6. There is a VPN service running between routers R1 and R6. Which of the following is TRUE?

A.

Router R3 swaps both the RSVP-TE LSP label and LDP transport label received with new labels.

B.

Router R3 swaps the VPN service label received with a new label.

C.

Router R3 uses the same RSVP-TE LSP label as the one received from router R2.

D.

Router R3 uses the same LDP transport label as the one received from router R2.

Click on the exhibit.

An LDP-over-RSVP tunnel is established between routers R1 and R6. There is a VPN service running between routers R1 and R6. Which of the following is TRUE?

A.

Router R4 swaps both the RSVP-TE LSP label and LDP transport label received with new labels,

B.

Router R4 swaps the VPN service label received with a new label.

C.

Router R4 uses the same RSVP-TE LSP label as the one received from router R3.

D.

Router R4 uses the same LDP transport label as the one received from router R3.

Which of the following about MPLS fast reroute is TRUE?

A.

Fast reroute is used when redundant links are not available.

B.

Fast reroute provides path protection close to the failure point.

C.

Fast reroute provides fast failure detection to the head-end router.

D.

Fast reroute protects both primary and secondary paths.

Click on the exhibit.

The link between routers R4 and R6 are configured with an admin group "red". What happens when the LSP is first signaled?

A.

The LSP will go through the path R1-R2-R4-R6.

B.

The LSP will go through the path R1-R3-R5-R6.

C.

The LSP is down because router R1 detects that no path can meet its constraints.

D.

The LSP is down because router R4 detects that no path can meet its constraints.

Click on the exhibit.

All links are operationally up initially. When the link between routers R4 and R6 goes down, what will router R1 do?

A.

Router R1 will switch traffic to the secondary path immediately.

B.

Router R1 will discard traffic until a new IGP route to router R6 is re-calculated.

C.

Router R1 will discard traffic because the secondary path isnot a fully strict path.

D.

Router R1 will signal the secondary path and switch traffic to it.

A router has two admin groups defined (GREEN=1 and RED=3). An interface is associated to both admin groups. What value will be shown in the Admin Group sub-TLV for this interface?

A.

0x4

B.

0x5

C.

0x10

D.

0xa