Question 1

During the UE attachment procedure, which of the following statements are TRUE regarding the Request message sent from the SGW to the PGW? (Choose two)

AThe Request message includes the TEID-C value assigned by the PGW.

BThe Request message includes the TEID-C value assigned by the SGW.

CThe Request message includes the TEID-U value assigned by the SGW.

DThe Request message includes both the TEID-C value assigned by the SGW and the TEID-C value assigned by the PGW.

EThe Request message includes both the TEID-U value assigned by the SGW and the TEID-U value assigned by the PGW.

FThe Request message includes both the TEID-U value assigned by the SGW and the TEID-C value assigned by the PGW.

Answer : B, C

Question 2

Which of the following statements is FALSE regarding the UE attachment procedure?

AAs a result of this procedure, a default bearer must be established

BAs a result of this procedure, a dedicated bearer must be established

CAs a result of this procedure, the UE is registered with the network

DAs a result of this procedure, the UE is authenticated by the network

EAs a result of this procedure, the UE has an IP connectivity to an APN

Answer : B

Question 3

Which of the following statements is FALSE regarding the UE mobility?

AWhile in idle state, the UE mobility can trigger a handover.

BWhile in idle state, the UE mobility can trigger a tracking area update.

CWhile in connected state, the UE mobility can trigger a handover.

DWhile in connected state, the UE mobility can trigger a tracking area update.

ENone of the above statements are false.

Answer : A

Question 4

Which of the following statements is FALSE regarding the PGW?

AThe PGW terminates the IP sessions from a UE.

BThe PGW enforces PCC rules and QoS policies.

CThe PGW may provide gating control for user traffic.

DA UE may be served by only one PGW.

EA UE may receive more than one IP address from the PGW.

Answer : D

Question 5

Based on the information shown in the exhibit, how many EPS bearers has the PGW created in total for all UEs?