Question 1

Which of the following statements is FALSE regarding the S1-based handover?

Accepted Answer

A)  The SGW may be relocated. 
B)  The MME may be relocated. 
C)  Direct data forwarding via the X2 interface may be used. 
D)  Indirect data forwarding via the SGW may be used. 
E)  None of the above statements are false. 
A)  The SGW may be relocated. 
B)  The MME may be relocated. 
C)  Direct data forwarding via the X2 interface may be used. 
D)  Indirect data forwarding via the SGW may be used. 
E)  None of the above statements are false.

Question 2

During a service request procedure, which message is sent by the MME over the S11 interface to provide the SGW with the eNodeB address and eNodeB S1-U TEID?

Accepted Answer

A)  Downlink Data Notification 
B)  Downlink Data Notification Ack 
C)  Modify Bearer Request 
D)  Modify Bearer Response 
A)  Downlink Data Notification 
B)  Downlink Data Notification Ack 
C)  Modify Bearer Request 
D)  Modify Bearer Response

Question 3

During a UE detach procedure, which commands are exchanged over the S5 interface?

Accepted Answer

A)  Delete Session Request / Delete Session Response 
B)  Terminate Session Request/Terminate Session Response 
C)  Release Session Request / Release Session Response 
D)  Delete Bearer Request/Delete Bearer Response 
A)  Delete Session Request / Delete Session Response 
B)  Terminate Session Request/Terminate Session Response 
C)  Release Session Request / Release Session Response 
D)  Delete Bearer Request/Delete Bearer Response

Question 4

The S5 is the interface used for the communication between the SGW and the PGW. Which of the following transport protocols is used by this interface?

Accepted Answer

A)  GTP/TCP 
B)  GTP/UDP 
C)  GTP/IP 
D)  GTP/SCTP 
E)  None of the above answers are correct 
A)  GTP/TCP 
B)  GTP/UDP 
C)  GTP/IP 
D)  GTP/SCTP 
E)  None of the above answers are correct

Question 5

Which of the following statements is FALSE regarding the Network Initiated Dedicated Bearer Activation procedure?

Accepted Answer

A)  A Create Bearer Request message is sent from PGW to SGW. 
B)  An AA Request message is sent from AF to PCRF. 
C)  A Bearer Setup Request message is sent from SGW to MME. 
D)  A Re-Authorization Request message is sent from PCRF to PGW. 
A)  A Create Bearer Request message is sent from PGW to SGW. 
B)  An AA Request message is sent from AF to PCRF. 
C)  A Bearer Setup Request message is sent from SGW to MME. 
D)  A Re-Authorization Request message is sent from PCRF to PGW.

Question 6

Based on the information shown in the exhibit, what type of handover is performed when the UE moves from eNodeB2 to eNodeB4?

Accepted Answer

A)  X2-based handover without SGW relocation 
B)  X2-based handover with SGW relocation 
C)  X2-based handover with MME relocation 
D)  S1-based handover with SGW relocation 
E)  S1-based handover with MME relocation 
A)  X2-based handover without SGW relocation 
B)  X2-based handover with SGW relocation 
C)  X2-based handover with MME relocation 
D)  S1-based handover with SGW relocation 
E)  S1-based handover with MME relocation

Question 7

Based on the information shown in the exhibit, when the SGW sends a downlink user data packet to the UE, which of the following is the source IP address expected in the IP packet?

Accepted Answer

A)  10.10.2.1 
B)  10.10.7.1 
C)  20.20.0.1 
D)  72.22.24.163 
E)  None of the above answers are correct 
A)  10.10.2.1 
B)  10.10.7.1 
C)  20.20.0.1 
D)  72.22.24.163 
E)  None of the above answers are correct

Question 8

A UE is sending data to its FTP server over the EPC core with the TCP port 20. Based on the information shown in the exhibit, which of the following bearer(s) will be used for the uplink FTP flow?

Accepted Answer

A)  The bearer # 5 will be used for the FTP flow. 
B)  The bearer #6 will be used for the FTP flow. 
C)  The bearer #7 will be used for the FTP flow. 
D)  Both bearer # 5 and bearer # 6 will be used for the FTP flow. 
E)  Both bearer #5 and bearer #7 will be used for the FTP flow. 
A)  The bearer # 5 will be used for the FTP flow. 
B)  The bearer #6 will be used for the FTP flow. 
C)  The bearer #7 will be used for the FTP flow. 
D)  Both bearer # 5 and bearer # 6 will be used for the FTP flow. 
E)  Both bearer #5 and bearer #7 will be used for the FTP flow.

Question 9

Which of the following statements are TRUE regarding the SDF templates /filters? (Choose three)

Accepted Answer

A)  An SDF filter can identify an SDF flow by matching the information in the IP 5-tuple and the Layer-7 application 
B)  One SDF template can have only one SDF filter for each direction. 
C)  One dedicated bearer can have more than one SDF template and multiple SDF filters. 
D)  One dedicated bearer can have only one SDF template. 
E)  One SDF template can have multiple SDF filters for each direction,
F) One dedicated bearer can have more than one SDF template. 
A)  An SDF filter can identify an SDF flow by matching the information in the IP 5-tuple and the Layer-7 application 
B)  One SDF template can have only one SDF filter for each direction. 
C)  One dedicated bearer can have more than one SDF template and multiple SDF filters. 
D)  One dedicated bearer can have only one SDF template. 
E)  One SDF template can have multiple SDF filters for each direction,
F) One dedicated bearer can have more than one SDF template.

Question 10

Based on the information shown in the exhibit, which of the following is TRUE when the PGW receives a "Create Session Request" with the "APN Restriction" set to "Private1"? Assume everything else is in working condition.

Accepted Answer

A)  The "Create Session Request" is rejected by the PGW and no bearer is created. 
B)  The "Create Session Request" is accepted by the PGW and the bearer is created successfully. 
C)  The APN cannot be configured with an "APN Restriction" value of "Private1". 
D)  The "Create Session Request" cannot have an "APN Restriction" value of "Private1". 
E)  None of the above answers are correct. 
A)  The "Create Session Request" is rejected by the PGW and no bearer is created. 
B)  The "Create Session Request" is accepted by the PGW and the bearer is created successfully. 
C)  The APN cannot be configured with an "APN Restriction" value of "Private1". 
D)  The "Create Session Request" cannot have an "APN Restriction" value of "Private1". 
E)  None of the above answers are correct.

Question 11

Based on the information shown in the exhibit, how many mobile subscribers is the PGW currently serving?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  5 
E)  6
F) Unable to determine based on the provided information. 
A)  1 
B)  2 
C)  3 
D)  5 
E)  6
F) Unable to determine based on the provided information.

Question 12

Which of the following messages are exchanged between the PGW and the PCRF during the UE attachment procedure?

Accepted Answer

A)  Authorization Control Request/ Authorization Control Answer 
B)  Credit Control Request / Credit Control Answer 
C)  Create Session Request/ Create Session Answer 
D)  Attach Request/Attach Answer 
A)  Authorization Control Request/ Authorization Control Answer 
B)  Credit Control Request / Credit Control Answer 
C)  Create Session Request/ Create Session Answer 
D)  Attach Request/Attach Answer

Question 13

Which of the following statements is FALSE regarding the communication between a UE and an eNodeB?

Accepted Answer

A)  The eNodeB terminates the air interface of the UE and manages the radio connection between the UE and the eNodeB. 
B)  The eNodeB transmits the paging messages to an idle UE when the paging is required. 
C)  During an IMSI attach, the UE informs the eNodeB which MME should be used to service it. 
D)  The eNodeB performs the compression and encryption of the user data stream. 
E)  A UE must go through an eNodeB to access the EPC core. 
A)  The eNodeB terminates the air interface of the UE and manages the radio connection between the UE and the eNodeB. 
B)  The eNodeB transmits the paging messages to an idle UE when the paging is required. 
C)  During an IMSI attach, the UE informs the eNodeB which MME should be used to service it. 
D)  The eNodeB performs the compression and encryption of the user data stream. 
E)  A UE must go through an eNodeB to access the EPC core.

Question 14

When a UE is roaming, which of the following interfaces is used when the visiting SGW needs to communicate with the UE's home PGW?

Accepted Answer

A)  TheS1 interface. 
B)  The S5 interface. 
C)  The S8 interface. 
D)  The S10 interface. 
E)  The SGi interface. 
A)  TheS1 interface. 
B)  The S5 interface. 
C)  The S8 interface. 
D)  The S10 interface. 
E)  The SGi interface.

Question 15

Which of the following statements is FALSE regarding the eNodeB?

Accepted Answer

A)  The eNodeBs maybe interconnect TEID with each other via anX2 interface. 
B)  The eNodeB is an element of the EPC core. 
C)  The eNodeBs are connected to the EPC core via the S1 interface. 
D)  During an IMSI attach, the eNodeB selects an MME to service the UE. 
E)  The eNodeB performs the compression and encryption of the user data stream. 
A)  The eNodeBs maybe interconnect TEID with each other via anX2 interface. 
B)  The eNodeB is an element of the EPC core. 
C)  The eNodeBs are connected to the EPC core via the S1 interface. 
D)  During an IMSI attach, the eNodeB selects an MME to service the UE. 
E)  The eNodeB performs the compression and encryption of the user data stream.

Question 16

Which of the following statements is FALSE regarding the SGW handling of an incoming GTP packet with a TEID value of zero?

Accepted Answer

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. 
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.

Question 17

Which of the following parameters best describes the rate-limiting associated with a Non-GBR bearer?

Accepted Answer

A)  The GBR and the MBR 
B)  The APN-AMBR 
C)  The MBR 
D)  The UE-AMBR 
E)  The APN-AMBR and the UE-AMBR 
A)  The GBR and the MBR 
B)  The APN-AMBR 
C)  The MBR 
D)  The UE-AMBR 
E)  The APN-AMBR and the UE-AMBR

Question 18

Which of the following statements is FALSE regarding the MG-ISM module on an Alcatel-Lucent 7750 MG?

Accepted Answer

A)  The MG-ISM module implements the PCC rules for the EPS bearers. 
B)  The MG-ISM module can be configured as a SGW/SGSN or a PGW/GGSN. 
C)  The MG-ISM module enforces the QoS rules for the EPS bearers. 
D)  On an Alcatel-Lucent 7750 MG, two MG-ISM modules can be configured as 1+1 redundant. 
E)  The switchover from the active MG-ISM card to the standby MG-ISM card has no impact on other EPC nodes 
A)  The MG-ISM module implements the PCC rules for the EPS bearers. 
B)  The MG-ISM module can be configured as a SGW/SGSN or a PGW/GGSN. 
C)  The MG-ISM module enforces the QoS rules for the EPS bearers. 
D)  On an Alcatel-Lucent 7750 MG, two MG-ISM modules can be configured as 1+1 redundant. 
E)  The switchover from the active MG-ISM card to the standby MG-ISM card has no impact on other EPC nodes

Question 19

Which of the following statements is FALSE regarding the S1-MME interface?

Accepted Answer

A)  It is the control plane interface between the E-UTRAN and the MME. 
B)  It is used to signal the TEIDs for the S1 bearers between the eNodeB and the SGW. 
C)  The eNodeB receives the Paging messages over the S1-MME interface. 
D)  It is used for the management of the Radio Access Bearers. 
E)  It is based on the IP/UDP protocols. 
A)  It is the control plane interface between the E-UTRAN and the MME. 
B)  It is used to signal the TEIDs for the S1 bearers between the eNodeB and the SGW. 
C)  The eNodeB receives the Paging messages over the S1-MME interface. 
D)  It is used for the management of the Radio Access Bearers. 
E)  It is based on the IP/UDP protocols.

Question 20

On Alcatel-Lucent 7750 SGW, which of the following statements is FALSE regarding the debugging of a given IMSI?

Accepted Answer

A)  The debugging allows the operator to analyze information and messages related to a given IMSI in real-time. 
B)  The APN value must be specified in the debug command. 
C)  The output may be filtered per APN or per reference point. 
D)  The debugging supports three levels of tracing detail. 
E)  None of the above statements are false. 
A)  The debugging allows the operator to analyze information and messages related to a given IMSI in real-time. 
B)  The APN value must be specified in the debug command. 
C)  The output may be filtered per APN or per reference point. 
D)  The debugging supports three levels of tracing detail. 
E)  None of the above statements are false.

Which of the following statements is FALSE regarding the S1-based handover?

During a service request procedure, which message is sent by the MME over the S11 interface to provide the SGW with the eNodeB address and eNodeB S1-U TEID?

During a UE detach procedure, which commands are exchanged over the S5 interface?

The S5 is the interface used for the communication between the SGW and the PGW. Which of the following transport protocols is used by this interface?

Which of the following statements is FALSE regarding the Network Initiated Dedicated Bearer Activation procedure?

Based on the information shown in the exhibit, what type of handover is performed when the UE moves from eNodeB2 to eNodeB4?

Based on the information shown in the exhibit, when the SGW sends a downlink user data packet to the UE, which of the following is the source IP address expected in the IP packet?

A UE is sending data to its FTP server over the EPC core with the TCP port 20. Based on the information shown in the exhibit, which of the following bearer(s) will be used for the uplink FTP flow?

Which of the following statements are TRUE regarding the SDF templates /filters? (Choose three)

Based on the information shown in the exhibit, which of the following is TRUE when the PGW receives a "Create Session Request" with the "APN Restriction" set to "Private1"? Assume everything else is in working condition.

Based on the information shown in the exhibit, how many mobile subscribers is the PGW currently serving?

Which of the following messages are exchanged between the PGW and the PCRF during the UE attachment procedure?

Which of the following statements is FALSE regarding the communication between a UE and an eNodeB?

When a UE is roaming, which of the following interfaces is used when the visiting SGW needs to communicate with the UE's home PGW?

Which of the following statements is FALSE regarding the eNodeB?

Which of the following statements is FALSE regarding the SGW handling of an incoming GTP packet with a TEID value of zero?

Which of the following parameters best describes the rate-limiting associated with a Non-GBR bearer?

Which of the following statements is FALSE regarding the MG-ISM module on an Alcatel-Lucent 7750 MG?

Which of the following statements is FALSE regarding the S1-MME interface?

On Alcatel-Lucent 7750 SGW, which of the following statements is FALSE regarding the debugging of a given IMSI?

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Exam 4: Nokia Services Architecture

Which of the following statements is FALSE regarding the S1-based handover?

During a service request procedure, which message is sent by the MME over the S11 interface to provide the SGW with the eNodeB address and eNodeB S1-U TEID?

During a UE detach procedure, which commands are exchanged over the S5 interface?

The S5 is the interface used for the communication between the SGW and the PGW. Which of the following transport protocols is used by this interface?

Which of the following statements is FALSE regarding the Network Initiated Dedicated Bearer Activation procedure?

Based on the information shown in the exhibit, what type of handover is performed when the UE moves from eNodeB2 to eNodeB4?

Based on the information shown in the exhibit, when the SGW sends a downlink user data packet to the UE, which of the following is the source IP address expected in the IP packet?

A UE is sending data to its FTP server over the EPC core with the TCP port 20. Based on the information shown in the exhibit, which of the following bearer(s) will be used for the uplink FTP flow?

Which of the following statements are TRUE regarding the SDF templates /filters? (Choose three)

Based on the information shown in the exhibit, which of the following is TRUE when the PGW receives a "Create Session Request" with the "APN Restriction" set to "Private1"? Assume everything else is in working condition.

Based on the information shown in the exhibit, how many mobile subscribers is the PGW currently serving?

Which of the following messages are exchanged between the PGW and the PCRF during the UE attachment procedure?

Which of the following statements is FALSE regarding the communication between a UE and an eNodeB?

When a UE is roaming, which of the following interfaces is used when the visiting SGW needs to communicate with the UE's home PGW?

Which of the following statements is FALSE regarding the eNodeB?

Which of the following statements is FALSE regarding the SGW handling of an incoming GTP packet with a TEID value of zero?

Which of the following parameters best describes the rate-limiting associated with a Non-GBR bearer?

Which of the following statements is FALSE regarding the MG-ISM module on an Alcatel-Lucent 7750 MG?

Which of the following statements is FALSE regarding the S1-MME interface?

On Alcatel-Lucent 7750 SGW, which of the following statements is FALSE regarding the debugging of a given IMSI?

Nokia Scalable IP Networks

Nokia Border Gateway Protocol

Nokia Multiprotocol Label Switching

Nokia Virtual Private LAN Services

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Nokia Quality of Service

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