600-212 Online Practice Questions and Answers

Which 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.

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

A. The SGW has a GTPv2 tunnel towards SGSN

B. The PGW has a GTPv2 tunnel towards SGSN

C. 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.

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

A. Flow-Information

B. Bearer-ID

C. QoS-Class-Identifier

D. APN-Aggregate-Max-Bitrate-UL

E. Allocation-Retention-Priority

F. Bearer-Control-Mode: UE_NW (2)

Exhibit:

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

A. Request-Service-Unit

B. Used-Service-Unit

C. User-Equipment-Info

D. Quota-Holding-Time

E. 3GPP-Reporting-Reason

F. User-Name

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

A. Diameter Protocol

B. Session Initiation Protocol

C. GPRS Tunneling Protocol

D. Real-time Transport Control Protocol

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

A. Stake out provisioning

B. Camp-on provisioning provisioning

C. Active call provisioning

D. Surveillance provisioning

E. Circuit tap provisioning

Which 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.

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

A. IMEI

B. MSISDN

C. EPS bearer ID

D. IMSI

E. username

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

A. Voice

B. Emergency

C. SOS

D. IMS

E. Video

F. SIP

Which statement describes what occurs with a UE in an active Voice over LTE call being handed over successfully 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.