cisco.test-king.600-212.v2015-03-13.by.isidore - … · explanation explanation ... which option...

Test-king.600-212.70.QA

Number: 600-212Passing Score: 800Time Limit: 120 minFile Version: 6.1

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Sections1. LTE2. MME_4G LTE3. SGW_4G LTE4. PGW_4G LTE EHRPD5. Voice Over LTE6. Other Interfaces7. Charging8. Lawful Intercept9. Management Protocols10.LTE FTP

Exam A

QUESTION 1Which two Transport protocols can be used for the S6a interface? (Choose two.)

A. SCTPB. TCPC. UDPD. FCPE. RDP

Correct Answer: ABSection: MME_4G LTEExplanation

Explanation/Reference:Still Valid.

QUESTION 2Which two statements apply during the attach procedure on an MME? (Choose two.)

A. The attach procedure provides an always-on IP connectivity to the subscriber.B. Multiple default bearers can be established during the attach procedure.C. A dedicated bearer can also be established during the attach procedure.D. The additional guti value in the attach request is derived from a PTMSI.E. The attach request is always integrity protected.

Correct Answer: ACSection: MME_4G LTEExplanation

Explanation/Reference:

QUESTION 3Which statement describes what occurs during an inter-MME tracking area update procedure?

A. The old MME does the integrity check of the context request by using the old GUTI in the contextrequest message.

B. The SGW change indication is conveyed to the old MME in the context ack message.C. The SGW change indication is conveyed to the old MME in the context request message.D. The old MME does the integrity check of the context request by using the PTMSI signature in the

context request message.

Correct Answer: BSection: MME_4G LTEExplanation


QUESTION 4Which two nodes exchange the create indirect data tunnel request during LTE to UMTS handover?(Choose two.)

A. source MME to target SGWB. source MME to target SGSNC. target SGSN to target SGWD. source MME to source SGW

Correct Answer: CDSection: MME_4G LTEExplanation


QUESTION 5Which two IEs are ignored by the LTE domain when the EPS QoS parameter is mapped to the R99 QoSparameter? (Choose two.)

A. pre-emption capabilityB. ARP priorityC. MBR of PDP context associated with the background traffic classD. MBR of PDP context associated with the interactive traffic classE. pre-emption vulnerability

Correct Answer: AESection: MME_4G LTEExplanation


QUESTION 6Which option describes the flow of the S6a configuration on the Cisco ASR 5000 system?


A. MME-service, hss-peer-service, diameter endpoint, peer configurationB. MME-service, diameter endpoint, hss-peer-service, peer configurationC. MME-service, diameter endpoint, S6a-service, peer configurationD. s6a-service, hss-peer-service, diameter endpoint, peer configuration

Correct Answer: ASection: MME_4G LTEExplanation


QUESTION 7Which service does the S11 interface configuration correspond to on the Cisco ASR 5000 system?

A. egtp-serviceB. sgtp-serviceC. egtp-sv-serviceD. gtpu-service



QUESTION 8Which MME feature can be configured in the call control policy on the Cisco ASR 5000 system?

A. super-charger feature configurationB. sgtp-service associationC. direct-tunnel feature configurationD. RAT frequency selection priority override

Correct Answer: DSection: MME_4G LTEExplanation


QUESTION 9Which function does the Cisco Serving Gateway perform in a basic EPC network?

A. The SGW is responsible for authentication of the subscribers connecting to EPC network.B. The SGW is a termination point in the network for Internet access.C. The SGW forwards data packets from subscribers toward the PDN gateway.D. The SGW is responsible for assigning the IP address to the subscriber.

Correct Answer: CSection: SGW_4G LTEExplanation


QUESTION 10Exhibit:

Refer to the exhibit. Which interface is associated to reference point between the MME and the SGW?

A. EPC

B. Ingress-SGWC. Egress-SGWD. MME-SVCE. S11-SVC

Correct Answer: BSection: SGW_4G LTEExplanation


QUESTION 11When a subscriber is connected over 3GPP access and is in a local breakout scenario, which interface isused by the PGW for sending downlink data traffic for inbound roaming subscribers?

A. S12B. S10C. S5D. S8E. S2a

Correct Answer: CSection: PGW_4G LTE EHRPDExplanation


QUESTION 12Which three sub-AVPs must be sent within the AVP Charging-Rule-Install when installing a dynamic PCCrule on the PGW? (Choose three.)

A. Flow-InformationB. Bearer-IDC. QoS-Class-IdentifierD. APN-Aggregate-Max-Bitrate-ULE. Allocation-Retention-PriorityF. Bearer-Control-Mode: UE_NW (2)

Correct Answer: ACESection: PGW_4G LTE EHRPDExplanation


QUESTION 13Which option is the value of the AVP Auth-Application-ID for the Gy interface?

A. 17B. 4C. 38D. 13

Correct Answer: BSection: PGW_4G LTE EHRPDExplanation


QUESTION 14Exhibit:

Refer to the exhibit. Which three Diameter AVPs are sent within the CCR-I message to the OCS? (Choosethree.)

A. Request-Service-UnitB. Used-Service-UnitC. User-Equipment-InfoD. Quota-Holding-TimeE. 3GPP-Reporting-ReasonF. User-Name

Correct Answer: ACFSection: PGW_4G LTE EHRPDExplanation


QUESTION 15Which authentication protocol is used for the S6b interface?

A. EAP-TLSB. EAP-AKAC. IPsecD. SSL



QUESTION 16Which two commands must be configured within the PGW-Service on the Cisco ASR 5000 PGW to enablethe S6b interface and provide support for I-RAT handovers between the 3GPP and non-3GPP access?

(Choose two.)

A. interface-type interface-pgw-ingressB. authorize-with-hssC. aaa group aaa group nameD. associate egtp-service egtp service name lma-service lma-service nameE. gtpc bind ipv4-address IPv4 address

Correct Answer: BDSection: PGW_4G LTE EHRPDExplanation


QUESTION 17Which option is the minimum configurable length of the IPv6 prefix pool on the Cisco ASR 5000 PGW?

A. 64B. 32C. 16D. 44

Correct Answer: DSection: PGW_4G LTE EHRPDExplanation


QUESTION 18Which two Diameter interfaces are used in Voice over LTE? (Choose two.)


A. GnB. GxC. ISCD. GiE. CxF. Sv

Correct Answer: BESection: Voice Over LTEExplanation


QUESTION 19Which two options are two functions of a proxy CSCF? (Choose two.)

A. a SIP registrar that is responsible for session management

B. an entity in IMS that connects with the ENUM server for the number portability functionC. a SIP proxy node that acts as a signaling entry point into IMSD. an entity in IMS that works on both signaling and bearer domainE. an entity in IMS that connects with PCRF via the Rx interfaceF. an entity in IMS that interacts with application servers

Correct Answer: CESection: Voice Over LTEExplanation


QUESTION 20Which option describes the function of ENUM in Voice over LTE?

A. It converts SIP URI to Telco URI.B. It is used for the call forwarding service.C. It assigns a telephone number to an IMS UE.D. It generates a query in the e164.arpa domain.

Correct Answer: DSection: Voice Over LTEExplanation


QUESTION 21Which option describes how PCRF knows the amount of QoS that is needed for a Voice over LTE call?

A. PCRF obtains the bandwidth information over the Sy interface.B. PCRF obtains the bandwidth information over the Rx interface from P-CSCF.C. PCRF obtains bandwidth information from the TAS.D. PCRF has the all the bandwidth information always hard-coded in its configuration.

Correct Answer: BSection: Voice Over LTEExplanation


QUESTION 22Which Diameter command is used when P-CSCF sends the desired uplink and downlink bandwidthinformation to the PCRF?

A. RARB. AARC. CCRD. MAR



QUESTION 23Which option describes what happens if a Voice over LTE IMS client attaches to an LTE EPC?

A. A default bearer is established in IMS APN.B. A dedicated bearer is established in IMS APN.C. A default bearer and a dedicated bearer are established in IMS APN.D. No EPC bearer is established in IMS APN at this stage.

Correct Answer: ASection: Voice Over LTEExplanation

Explanation/Reference:Rechecked, it's right.

QUESTION 24In which two ways is P-CSCF discovered by the Voice over LTE IMS client? (Choose two.)

A. Retrieve the list of P-CSCF information that is stored locally on the IMS client.B. Obtain P-CSCF information from other registered IMS clients.C. Retrieve the list of P-CSCF information from the Mobility Management Entity.D. Obtain P-CSCF information in the protocol configuration options during bearer context activation.E. Obtain P-CSCF information from the Telephony Application Server during IMS registration.

Correct Answer: ADSection: Voice Over LTEExplanation


QUESTION 25Which network function converts Voice over LTE voice bearer to PSTN voice bearer?

A. border gateway control functionB. media gateway functionC. multimedia resource functionD. session border controller function



QUESTION 26Which application protocol is used by the SWx reference point?

A. RADIUSB. DiameterC. TCPD. GTPv2

Correct Answer: BSection: Other InterfacesExplanation


QUESTION 27In the offline charging architecture, which path protocol and registered port number help to transport theCDRs from the CDFs to the CGF over the Ga reference point?

A. UDP src.port and dest.port as 2123B. UDP src.port random and dest.port as 3386C. TCP src.port and dest.port as 3386D. UDP src.port random and dest.port as 2123

Correct Answer: BSection: ChargingExplanation


QUESTION 28Which two descriptions of GTPP v1 are accurate? (Choose two.)

A. GTP' is a Transport protocol on the Ga reference pointB. GTP' supports IPv6 address typeC. GTP' supports redirection capabilityD. GTP' supports registration capability

Correct Answer: ACSection: ChargingExplanation

Explanation/Reference:Absolutely valid.

QUESTION 29Which two triggers are applicable to partial record closure for the SGW-CDR? (Choose two.)

A. termination of IP-CAN bearerB. abnormal releaseC. S-GW changeD. MS Time-Zone-ChangeE. PLMN-Change

Correct Answer: DESection: ChargingExplanation


QUESTION 30Which configuration command enables the Cisco ASR 5000 to hold onto CDRs that are duplicates whilewaiting for the primary CGF to come up?

A. GTPP duplicate-hold-timeB. GTPP dictionaryC. GTPP dead-intervalD. GTPP default

Correct Answer: A

Section: ChargingExplanation


QUESTION 31Exhibit:

Refer to the exhibit. Which two options best describe this CDR? (Choose two.)

A. The CDR was generated for IMSI +91-123012345612345B. The CDR was generated for an MS that belongs to the "cisco" APN.C. The CDR was generated because the volume limit was reached.D. The CDR was generated for the home subscriber.E. The CDR was generated due to RAT Type change to EUTRAN

Correct Answer: BCSection: ChargingExplanation


QUESTION 32Exhibit:

Refer to the exhibit. Which option is the Mobile Network Code and the Mobile Country Code of the servingnode?

A. MNC 002 MCC 262B. MNC 020 MCC 262C. MNC 012 MCC 262D. MNC 120 MCC 622

Correct Answer: ASection: Lawful InterceptExplanation

Explanation/Reference:Topic 8, Lawful Intercept

QUESTION 33Which Cisco ASR 5000 configuration option allows you to configure Lawful Intercept on all MMEs?

A. context li_contextadministrator li encrypted password 6e76e79ab2296d70 li-administration interfaceinterface_to_dfvendorip address 10.10.10.2 255.255.255.0lawful-intercept src-ip-addr 10.10.10.2lawful-intercept tcp event-delivery dest-addr 10.20.20.1 dest-port 8081 lawful-intercept tcp content-delivery dest-addr 10.20.20.2 dest-port 8082

B. context li_contextadministrator li encrypted password 6e76e79ab2296d70 li-administration interfaceinterface_to_dfvendor

ip address 10.10.10.2 255.255.255.0lawful-intercept src-ip-addr 10.10.10.2lawful-intercept tcp content-delivery nonelawful-intercept tcp event-delivery dest-addr 10.20.20.1 dest-port 8081 require lawful-intercept-tcp-proxymultiple

C. context li_contextadministrator li encrypted password 6e76e79ab2296d70 li-administration interfaceinterface_to_dfvendorip address 10.10.10.2 255.255.255.0lawful-intercept src-ip-addr 10.10.10.2lawful-intercept tcp event-delivery dest-addr 10.20.20.1 dest-port 8081 require lawful-intercept-tcp-proxymultiple

D. context li_contextadministrator li encrypted password 6e76e79ab2296d70 li-administration interfaceinterface_to_dfvendorip address 10.10.10.2 255.255.255.0lawful-intercept src-ip-addr 10.10.10.2lawful-intercept tcp content-delivery dest-addr 10.20.20.2 dest-port 8082 require lawful-intercept-tcp-proxy multiple

Correct Answer: BSection: Lawful InterceptExplanation


QUESTION 34Which two methods are used for Lawful Intercept provisioning? (Choose two.)

A. Stake out provisioningB. Camp-on provisioning provisioningC. Active call provisioningD. Surveillance provisioningE. Circuit tap provisioning

Correct Answer: BCSection: Lawful InterceptExplanation


QUESTION 35Which interface is used to transfer Interception Related Information to the Delivery/Mediation Function?

A. X2B. X1C. X3D. X1_1

Correct Answer: ASection: Lawful InterceptExplanation


QUESTION 36Which types can be classified as bulk stats on the Cisco ASR 5000?

A. Counter, Gauge, InformationB. Gauge, Counter, IterativeC. Circular, Gauge, CounterD. Watermark, Counter, Gauge

Correct Answer: ASection: Management ProtocolsExplanation


QUESTION 37Which option describes SNMP inform requests?

A. notifications sent to and acknowledged by an SNMP agentB. notifications sent to and acknowledged by an SNMP management stationC. notifications sent to but not acknowledged by an SNMP agentD. notifications sent to but not acknowledged by an SNMP management station

Correct Answer: BSection: Management ProtocolsExplanation


QUESTION 38Which capability does trace logging on the Cisco ASR 5000 enable the operator to do?

A. enables debug-level temporary logging filters based on call ID, IP address, MSID, or usernameB. enables logging for all management messages based on call ID, IP address, MSID, or usernameC. enables syslog facility logging for debug-level messages related to call management messagingD. enables informational-level syslog facility logging for call management messaging



QUESTION 39Which option describes local-user accounts on the Cisco ASR 5000?

A. The local-user account is ANSI T1.276-2003 compliant.B. The local-user account can be configured only in the local context.C. The local-user account allows for privilege-level escalation on a context level.D. The local-user account can be accessed only from the serial port.



QUESTION 40Which three configuration options do local-user accounts allow for on the Cisco ASR 5000? (Choose three.)

A. max failed loginsB. password complexityC. lockout timesD. administrator levelE. username complexityF. context access

Correct Answer: ABCSection: Management ProtocolsExplanation


QUESTION 41Which statement about idle mode signaling reduction in the LTE network is true?

A. ISR support is not mandatory for UEs that support GERAN/UTRAN.B. ISR requires special functionality on the UE and the core network nodes (MME, SGSN, and S-GW).C. ISR requires special functionality on the UE and the core network nodes (MME and SGSN).D. Gn/Gp SGSN supports idle mode signaling reduction functionality.

Correct Answer: BSection: LTE FTPExplanation


QUESTION 42Which option is required on the Cisco ASR 5000 to map the S1U upstream packet to a correspondingDSCP value on the SGW?

A. Use the create qci-qos-mapping table with the appropriate settings and apply it to the SGW service.B. Use the create qci-qos-mapping table with the appropriate settings and apply it to the GTPU service.C. Use the create qci-qos-mapping table with the appropriate settings and apply it to the EGTP service.D. The S1U upstream packets cannot be marked on the SGW.

Correct Answer: ASection: LTE FTPExplanation


QUESTION 43The IP pools that are configured on the Cisco ASR 5000 are used for address allocation. AAA and DHCPhave not been enabled from the PGW. Which two parameters does the Cisco ASR 5000 PGW use togenerate the subscriber ID for IP address allocation? (Choose two.)

A. IMEIB. MSISDNC. EPS bearer IDD. IMSIE. username

Correct Answer: DESection: LTE FTP

Explanation


QUESTION 44Which two APN names are recommended by GSMA IR.88 / IR.92 in the Voice over LTE solution? (Choosetwo.)

A. VoiceB. EmergencyC. SOSD. IMSE. VideoF. SIP

Correct Answer: CDSection: LTE FTPExplanation

Explanation/Reference:Corrected.

QUESTION 45Which statement describes what occurs with a UE in an active Voice over LTE call being handed oversuccessfully from the 4G LTE network to the 3G network via enhanced SR-VCC technology?

A. The voice call is interrupted and reconnected during the hand-over.B. The voice call must be handed over to Voice over HSPA in 3G network.C. The voice call uses a circuit-switched connection in the 3G network.D. The voice call is handed back to 4G Voice over LTE when coverage is back.

Correct Answer: CSection: LTE FTPExplanation


QUESTION 46Which three target identities can trigger Lawful Intercept on the Cisco ASR 5000 MME? (Choose three.)

A. IMSIB. MSISDNC. IMEID. usernameE. TMSIF. P-TMSI

Correct Answer: ABCSection: LTE FTPExplanation


QUESTION 47Which description of TACACS+ administrator authentication and authorization on the Cisco ASR 5000 istrue?


A. The Cisco ASR 5000 uses a privilege-level attribute value pair to restrict users to command sets thatcorrespond to their assigned administrative role.

B. The Cisco ASR 5000 uses a privilege-level information element to restrict users to command sets thatcorrespond to their assigned administrative role.

C. The Cisco ASR 5000 uses an administrator-level attribute value pair to restrict users to command setsthat correspond to their assigned administrative role.

D. The Cisco ASR 5000 uses an administrator-level information element to restrict users to command setsthat correspond to their assigned administrative role.

Correct Answer: ASection: LTE FTPExplanation


QUESTION 48

Select and Place:

Correct Answer:

Section: SGW_4G LTEExplanation


QUESTION 49

Select and Place:

Correct Answer:

Section: LTE FTPExplanation


QUESTION 50Which two radio technologies are used in LTE? (Choose two.)

A. OFDMAB. MIMOC. TDMAD. EV-DOE. VORF. DME

Correct Answer: ABSection: LTEExplanation


QUESTION 51Which parameter provides support of radio resource management by the MME across the S1 interface?

A. RFSP indexB. relative MME capacityC. GUTID. OLD-GUTI



QUESTION 52Exhibit:

Refer to the exhibit. Which aaa group must be associated with the APN pgw-test?

A. radius-2B. radius-1C. radius-4D. radius-3


Explanation/Reference:Perfect Answer.

QUESTION 53As per the 3GPP, which value of the AVP Result-Code is sent by the PCRF to indicate that the subscriberprofile is not available in its SPR?

A. 2001B. 5002C. 4011D. 5030

Correct Answer: DSection: PGW_4G LTE EHRPDExplanation


QUESTION 54Which three IEs are supported in Downlink Data Notification as it relates to the Cisco Serving Gateway?(Choose three.)

A. causeB. EPS bearer IDC. ARPD. recoveryE. originating nodeF. bearer contexts

Correct Answer: ABCSection: SGW_4G LTEExplanation


QUESTION 55Which three options are charging characteristic selection modes for S-GW/P-GW? (Choose three.)

A. home defaultB. visiting defaultC. APN specificD. roaming defaultE. subscription specificF. serving node specific

Correct Answer: ABDSection: LTE FTPExplanation


QUESTION 56You are configuring the Cisco ASR 5000 Serving Gateway. You want to configure a reference pointbetween the eNodeB and the SGW for the user plane and inter-eNodeB path switching during handover.Which option describes where the interface IP address associates?

A. The address associates to the SGW service.B. The address associates to the GTPU service.C. The address associates to the EGTP service.D. The address associates to the S1U service.

Correct Answer: BSection: SGW_4G LTEExplanation


QUESTION 57Which option describes where the Sp reference point is located?

A. between PCRF and SPRB. between PCRF and the application functionC. between PGW and trusted non-3GPP IP accessD. between PCRF and ePDG

Correct Answer: ASection: Other InterfacesExplanation


QUESTION 58Which protocol does the IMS client use to register with IMS core?

A. Diameter ProtocolB. Session Initiation ProtocolC. GPRS Tunneling ProtocolD. Real-time Transport Control Protocol



QUESTION 59Which 3GPP specification describes charging management, charging architecture, and principles?

A. 3GPP-TS-32.240B. 3GPP-TS-32.295

C. 3GPP-TS-32.297D. 3GPP-TS-32.299

Correct Answer: ASection: ChargingExplanation


QUESTION 60Which configuration option configures a TACACS+ server to be used for authentication on the Cisco ASR5000?

A. configure tacacs mode server priority 1 ip-address 10.10.10.10 password cisco123 exit aaa tacacs+B. configure tacacs mode server priority 1 ip-address 10.10.10.10 service authorization password cisco123

exit aaa tacacs+C. configure tacacs mode server priority 5 ip-address 10.10.10.10 service authentication password

cisco123 exit aaa tacacs+D. configure tacacs mode server priority 1 ip-address 10.10.10.10 shared-secret cisco123 exit aaa tacacs+



QUESTION 61Which EPS integrity algorithm is mandatory for the UEs?

A. EIA0B. SNOW 3GC. AESD. ZUC



QUESTION 62Which protocol runs on the 3GPP Rx interface?

A. GTPv2B. SS7C. RADIUSD. DiameterE. SIP

Correct Answer: DSection: Voice Over LTEExplanation


QUESTION 63

Which option is a network entity that can mix multiple Voice over LTE call bearers into a conference call?

A. Media Resource FunctionB. Media GatewayC. Mobile Switching CenterD. Packet Data Network Gateway

Correct Answer: ASection: Voice Over LTEExplanation


QUESTION 64A subscriber is moving from LTE to GERAN/UTRAN and the SGSN is Release 7 3GPP. Which twostatements about this situation are true? (Choose two.)

A. The SGW has a GTPv2 tunnel towards SGSNB. The PGW has a GTPv2 tunnel towards SGSNC. The PGW has a GTPv1 tunnel on the S8 interface toward the SGW.D. The PGW has a GTPv2 tunnel on the S8 interface toward the SGW.

Correct Answer: ADSection: SGW_4G LTEExplanation


QUESTION 65Which two options are valid Diameter command messages that can be seen on the 3GPP Cx interface?(Choose two.)

A. RARB. AARC. MARD. PLRE. SAAF. CCA

Correct Answer: CESection: Voice Over LTEExplanation


QUESTION 66Which option is the location of the SWx reference point?

A. between 3GPP AAA server and HSSB. between 3GPP AAA proxy and HSSC. between 3GPP AAA server and untrusted non-3GPP IP accessD. between ePDG and UE

Correct Answer: ASection: Other InterfacesExplanation


QUESTION 67Which two statements about the Diameter message direction on the Rf interface are true? (Choose two.)

A. Diameter Accounting-Request is initiated by S-GW/P-GW to CDF.B. Diameter Accounting-Answer is initiated by CDF to S-GW/P-GW.C. Diameter Accounting-Request is initiated by S-GW/P-GW to CGF.D. Diameter Accounting-Answer is initiated by CGF to S-GW/P-GW.E. Diameter Accounting-Request is initiated by S-GW/P-GW to the billing server.F. Diameter Accounting-Answer is initiated by the billing server to S-GW/P-GW.

Correct Answer: ABSection: ChargingExplanation


QUESTION 68Which GTP version is used to tunnel signaling traffic on the S4 interface in IPv6?

A. GTPv1B. GTPv2C. GTPv0D. GTP Prime

Correct Answer: BSection: LTE FTPExplanation


QUESTION 69

Select and Place:

Correct Answer:

Section: LTEExplanation


QUESTION 70Which three options are valid functions performed by Mobility Management Entity? (Choose three.)

A. Header compression and user plane cipheringB. PDN GW and Serving GW selectionC. Tracking area list managementD. User plane packet forwarding and routingE. UE IP address allocationF. NAS signaling

Correct Answer: BCFSection: LTEExplanation



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