4A0-M02

4A0-M02 practice questions, page 6 of 6, with answer review and explanations.

Question 26

Which of the following messages are exchanged between the MME and the SGW during the UE attachment procedure? (Choose two)

  1. Create Session Request / Create Session Response
  2. Credit Control Request / Credit Control Answer
  3. Attach Request/Attach Accept
  4. Update Bearer Request / Update Bearer Response
  5. Modify Bearer Request / Modify Bearer Response

Question 27

During the establishment of a default bearer, which of the following statements are TRUE regarding the TEID-U assigned by the eNodeB to the S1-U tunnel? (Choose two)

  1. The eNodeB includes this TEID-U value in the Create Session Request message sent to the SGW over the S1 interface.
  2. The eNodeB includes this TEID-U value in the Attach Request message sent to the MME over the S1-MME interface.
  3. The MME includes this TEID-U value in the Create Session Request message sent to the SGW over the S11 interface.
  4. The MME includes this TEID-U value in the Modify Bearer Request message sent to the SGW over the S11 interface.
  5. The eNodeB includes this TEID-U value in the Attach Complete message sent to the MME over the S1-MME interface.
  6. The eNodeB includes this TEID-U value in the Modify Bearer Request message sent to the SGW over the S1 interface.