A. Send a PATH Tear message toward router R6.

B. Send a PATH Error message toward router R1.

C. Send a PATH Error message toward router R6.

D. Send a PATH Tear message toward router R1.

A. The TC field is set to a specific value via explicit administrative configuration.

B. The TC field is set based on the value of the DSCP field inside the customer packet.

C. The TC field is set by the eLER.

D. The TC field is set to a system generated random number.

A. The penultimate router will forward packets to the eLER, based on the IP header.

B. The eLER will receive packets with a top label value of 3.

C. The eLER will receive packets with a top label value of 0.

D. The penultimate router will pop the top label from the packets.

A. traceroute 10.1.2.1

B. traceroute 10.2.3.1

C. traceroute next-hop 10.1.2.1

D. traceroute 10.2.3.1 next-hop 10.1.2.1

E. traceroute does not work on the Nokia 7750 SR.

A. 10

B. 5

C. 15

D. 0