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Which of the following about per-interface label space is TRUE?

A.

A single label is assigned to a FEC for all interfaces on the same router.

B.

The same label can be used to forward a packet on an LSR regardless of which egress port is used.

C.

It uses fewer label resources than a per-platform label space.

D.

A separate label is used for each interface that the FEC is advertised on.

Which of the following describes what happens when facility backup fast reroute is enabled for a LSP? Choose three answers.

A.

Each PLR will signal a bypass tunnel that avoids the next-hop node or link.

B.

When a failure occurs, the PLR will push an additional label onto the label stack and start forwarding traffic onto its bypass tunnel.

C.

The ingress router will include a RRO object in the path message to indicate the routers that should be PLRs and MPs along the protected path.

D.

The ingress router will set the local protection desired flag in the session attribute object of the path message to inform all routers along the protected LSP path to establish bypass tunnels.

E.

When the bypass tunnel is in use, the MP will include the RRO object in its PathErr message, with the local protection in use flag set to notify the ingress router that it is using the bypass tunnel.

Click on the exhibit.

Under which condition might the peer entry with an LDP ID of 10.10.10.2:0 show the state "Nonexistent"?

A.

When the interface to the peer router is down.

B.

When router R1 has no route to the peer address 10.10.10.2.

C.

When LDP is not configured on the peer router's interface.

D.

When the targeted session is not configured.

Which LSA is used for OSPF-TE purposes?

A.

Type 9 LSA ?Link local LSA

B.

Type 10 LSA ?Area local LSA

C.

Type 8 LSA ?TE router LSA

D.

Type 11 LSA ?Network LSA

An Alcatel-Lucent 7750 SR label switches a packet it receives. The packet has an outer label TTL of 250 and an inner label TTL of 251. Which of the following is TRUE?

A.

The outer label TTL will be 249 and the inner label TTL will be 250.

B.

The outer label TTL will be 249 and the inner label TTL will be 251.

C.

The outer label TTL will be 251 and the inner label TTL will be 251.

D.

The outer label TTL will be 251 and the inner label TTL will be 252.

Fill in the blanks: The device at the beginning of an LSP is referred to as the_________, and the device at the end of an LSP is referred to as the___________.

A.

PE, P

B.

LER,LSR

C.

LSR,LER

D.

iLER, eLER

E.

eLER, iLER

F.

P, PE

Which of the following are the default settings for the Alcatel-Lucent 7750 SR when using LDP?

A.

Per-platform label space, conservative retention mode

B.

Per-interface label space, conservative retention mode

C.

Per-platform label space, liberal retention mode

D.

Per-interface label space, liberal retention mode

Which of the following can be used for label signaling and distribution on the Alcatel-Lucent 7750 SR? Choose two answers

A.

RSVP-TE

B.

TDP

C.

LDP

D.

ADP

E.

MPLS-TE

Which of the following devices receives labeled packets from the MPLS domain, removes the MPLS header, and forwards unlabeled packets outside the MPLS domain?

A.

P router

B.

LSR

C.

eLER

D.

iLER

Which one of the following statements regarding RSVP LSP configuration is true?

A.

LSPs must always terminate on a system ID.

B.

MPLS and RSVP must be enabled on all routers.

C.

Interfaces must be individually created in RSVP.

D.

Path definitions must include at least one hop entry.