Nokia Nokia Certifications 4A0-C01 Questions & Answers

• Question 421:

  Which of the two following statements are TRUE?

  A. When an Alcatel-Lucent Service Router is rebooted, the mirror destination and mirror source must be re-configured

  B. A mirror destination is shut down by default on an Alcatel-Lucent Service Router.

  C. A mirror source is shut down by default on an Alcatel-Lucent Service Router.

  D. When an Alcatel-Lucent Service Router is rebooted, the mirror destination must be re- configured.

  E. When an Alcatel-Lucent Service Router is rebooted the mirror source must be re- configured.

  Correct Answer: BE

• Question 422:

  The terms "customer" and "service" are used synonymously when describing a service implementation on

  the Alcatel-Lucent 7750 SR.

  A. TRUE

  B. FALSE

  Correct Answer: B

• Question 423:

  Which of the following statements is TRUE concerning the advertisement of VRF routes on a 7750 SR?

  A. By default, a 7750 SR does not advertise all routes in the VRF to a CE router.

  B. The default 7750 SR behavior describes all routes in a VRF that are advertised to other PE routers.

  C. By default, a 7750 SR does not advertise all routes in the VRF to other PE routers.

  D. By default, a 7750 SR advertises all routes in the VRF to a CE router.

  Correct Answer: AB

• Question 424:

  Click on the exhibit.

  

  Which of the following is FALSE?

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

  B. The router 10.10.10.2 is the egress router of the LSP.

  C. The router can reach the far-end of the LSP through an RSVP-TE tunnel.

  D. The router can reach the far-end of the LSP through an LDP tunnel.

  Correct Answer: D

• Question 425:

  What happens when a packet without a VLAN tag is received on a SAP provisioned with null encapsulation while an SDP vc-type is provisioned as vlan?

  A. The frame is dropped.

  B. The service ID is added as the VLAN tag.

  C. A VLAN tag of 0 is added as the provider VLAN tag

  D. The frame is forwarded with no VLAN tag

  Correct Answer: C

• Question 426:

  Which of the following modes are used by RSVP-TE on an Alcatel-Lucent 7750 SR?

  A. Independent control mode, downstream on demand

  B. Independent control mode, downstream unsolicited

  C. Ordered control mode, downstream on demand

  D. Ordered control mode, downstream unsolicited

  Correct Answer: C

• Question 427:

  Which of the following LDP settings can be changed with CLI?

  A. Label space mode

  B. Label retention

  C. Control mode

  D. Keepalive factor

  Correct Answer: D

• Question 428:

  Click on the exhibit.

  

  LSP " to R8-5 " requests fast reroute protection. What could be done to remove the Failure Code shown?

  A. The LSP must be enabled with CSPF on the head-end router.

  B. Fast reroute must be enabled on the downstream routers.

  C. A mixture of strict and loose hops must be defined in the primary path.

  D. CSPF and fast reroute must be enabled on all downstream routers.

  Correct Answer: A

• Question 429:

  Which of the following about label modes on the Alcatel-Lucent 7750 SR is FALSE?

  A. RSVP uses downstream on demand label distribution mode.

  B. LDP uses conservative label retention mode.

  C. LDP advertises label mappings to all peers for which it might be a next-hop for a given FEC.

  D. RSVP distributes a label mapping for a FEC when it has been requested to do so.

  Correct Answer: B

• Question 430:

  Click on the exhibit.

  

  When router R1 forwards a PATH message to router R2, which of the following about the PATH message's IP header is TRUE?

  A. The options field is set to router alert.

  B. The source address is R1's egress interface address.

  C. The destination address is R2's ingress interface address.

  D. The HOP object includes R2's system address.

  Correct Answer: A