After a UE attachment procedure, which GTP-C tunnels are established for the UE?
A. S1-MME GTP-C tunnel, S11 GTP-C tunnel, and S5 GTP-C tunnel.
B. S11 GTP-C tunnel and Gx GTP-C tunnel.
C. S11 GTP-C tunnel and S5 GTP-C tunnel.
D. S5 GTP-C tunnel and Gx GTP-C tunnel.
E. S11 GTP-C tunnel, S5 GTP-C tunnel, and Gx GTP-C tunnel.
Which network entities assign TEIDs to the indirect data tunnel used during an S1-based handover with SGW relocation?
A. The source eNodeB, the source SGW, and the target SGW
B. The source SGW, the target SGW and the target eNodeB.
C. The source eNodeB, the target SGW, and the target eNodeB.
D. The source eNodeB, the source SGW and the target eNodeB.
E. The source SGW and the target SGW.
On the Alcatel-Lucent 7750 SGW, which of the following is the CLI command to check the "UP / IDLE" state for the GTP path to a PGW?
A. Show mobile-gateway serving ref-point-peers s5
B. Show mobile-gateway serving ref-point-stats s5
C. Show mobile-gateway serving ref-point-peers s1u
D. Show mobile-gateway serving path-mgmt s5
E. None of the above answers are correct.
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)
A. The Request message includes the TEID-C value assigned by the PGW.
B. The Request message includes the TEID-C value assigned by the SGW.
C. The Request message includes the TEID-U value assigned by the SGW.
D. The Request message includes both the TEID-C value assigned by the SGW and the TEID-C value assigned by the PGW.
E. The Request message includes both the TEID-U value assigned by the SGW and the TEID-U value assigned by the PGW.
F. The Request message includes both the TEID-U value assigned by the SGW and the TEID-C value assigned by the PGW.
Which of the following statements is TRUE when a UE is in the EMM_DEREGISTERED/ECM_IDLE state?
A. There is no radio bearer between the UE and the eNodeB. The S1-MME, S1-U, and S5 connections are all released for the UE.
B. There is no radio bearer between the UE and the eNodeB. The S1-MME connection is released but the S1-U and S5 connections are still available for the UE.
C. There is no radio bearer between the UE and the eNodeB. The S1-MME and the S1-U connections are released but the S5 connection is still available for the UE.
D. There is no radio bearer between the UE and the eNodeB. The S1-MME, S1-U and S5 connections are still available for the UE.
E. None of the above answers are correct.
Which of the following is used to carry the GTP message "T-PDU"?
A. The GTPv1 protocol
B. The GTPv2 protocol
C. The TCP protocol
D. The GTPv1 protocol or the GTPv2 protocol
E. None of the above answers are correct
Which of the following statements is FALSE regarding the Gx interface?
A. It is a Diameter-based interface between the PCRF and the PCEF.
B. The PCEF can act as a client or as a server for the Diameter connection depending on which application is running over the Gx interface.
C. The PCEF receives the QoS information for a bearer from the PCRF over the Gx interface.
D. It runs a vendor specific application identified by an application ID value of 16777238.
E. It is never used to transport user data packets.
On an Alcatel-Lucent 7750 PGW, which of the following is a mandatory step required to set up a Diameter connection to a PCRF server?
A. Create a Diameter profile.
B. Create a Diameter Peer profile.
C. Assign the Diameter profile to the Diameter Peer profile
D. Assign the Diameter Peer profile to the Gx interface.
E. All of the above answers are required.
F. Only answers B and D are required.
Which of the following statements is FALSE regarding the SGW handling of an incoming GTP packet with a TEID value of zero?
A. The ingress IOM card forwards the received packet to the active CPM card.
B. After processing the received packet, the MG-ISM card creates a response and sends it to the active CPM card
C. The CPM card forwards the packet to an active MG-ISM card.
D. The MG-ISM card creates the proper contexts and assigns the required TED values.
E. None of the above statements are false.
Which of the following statements are FALSE regarding the SGW? (Choose two)
A. The SGW is connected to the E-UTRAN via the S1-u interface.
B. At a given time, a single SGW handles all the connections for a given UE.
C. The SGW provides downlink data buffering and paging for an idle UE.
D. The SGW can connect to only one PGW.
E. The SGW acts as a common anchor point during handovers between LTE and Release 8 UMTS networks.
F. The SGW may provide data plane connectivity between two eNodeBs.
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