Alcatel-Lucent Multiprotocol Label Switching: 4A0-103

Which of the following best describes constraint-based routing?

A. A mechanism that implements opaque LSAs.

B. A mechanism that computes routes based on defined user requirements.

C. A mechanism that allows the IGP shortest path to be used.

D. A mechanism that allows RSVP or LDP signaling to use a route other than the IGP best route to establish a LSP.

Click on the exhibit button.

The policy on router R2 is applied as an LDP export policy. What FECs now appear in router R2's LIB?

A. Local FECs, not including those in the 192.168.1.0/24 address space.

B. Only system ID FECs may appear in the LIB.

C. Any local FECs, except those with a 24 bit mask.

D. Local FECs in the 192.168.1.0/24 address space

An LSP is configured with a fully loose path and CSPF is not enabled. An LSR receives the first PATH message for this LSP. Which of the following is NOT performed by the LSR?

A. The LSR regenerates and forwards a new PATH message.

B. The LSR stores the PATH message in the PSB.

C. The LSR forwards the PATH message based on the HOP object in the RSB.

D. The LSR looks up the PATH message's destination IP address in the FIB.