4A0-M03 Online Practice Questions and Answers

In this exhibit, a new SCTP profile is configured on the MME.

Which interface(s) in the given exhibit can be associated with this profile?

# cmm sctpProfile create –name sctp-profile –rtoMin 100 –rtoMax 500

A. S1-MME only

B. S11 only

C. Both S1-MME and S6a

D. Both S11 and S6a

Which of the following statements regarding a tracking area list (TA list) is TRUE?

A. The location of an idle UE is known by the network at an eNodeB granularity.

B. The location of an active UE is known by the network at a TA list granularity.

C. All the tracking areas in a TA list are served by the same MME.

D. A tracking area list is a logical set of MMEs.

Which of the following statements regarding IMEI checking is FALSE?

A. MME requests IMEI from the UE.

B. MME receives the IMEI status from the HSS given the UE's IMEI.

C. The IMEI status can be whitelisted, blacklisted, or greylisted.

D. MME decides whether to reject the Attach procedure from UE based on the IMEI status.

Which of the following is NOT performed by the MME during service request procedure?

A. MME sends paging messages to a list of eNodeBs.

B. MME updates the SGW with current eNodeB information.

C. MME re-establishes S11 bearers for the UE.

D. MME requests eNodeB to establish radio and S1 bearers for the UE.

Which of the following messages are exchanged between the MME and the SGW during the dedicated bearer activation procedure?

A. Attach Request / Attach Accept

B. Create Bearer Request / Create Bearer Response

C. Session Management Request / Session Management Response

D. RA-Request / RA-Answer

Which of the following is NOT performed by the MME during S1-based handover procedure?

A. MME determines if SGW relocation is required.

B. MME selects the target eNodeB for handover.

C. MME releases bearers that are not accepted by the target eNodeB.

D. MME checks if the handover is to restricted area based on the handover restriction list.

Which of the following regarding PM is FALSE?

A. PM counters contain system health information on a specific VM.

B. PM counters are stored in XML format.

C. PM counters are collected on a per-interval basis.

D. A PM job is defined to collect PM counters.

Which of the following functions is NOT performed by MME when it receives a TAU from a UE?

A. Perform message integrity check

B. Inform HSS of the UE's current location

C. Check if UE requests access to a restricted tracking area

D. Send paging message to a list of SGWs belonging to UE's registered tracking area

Which of the following statements best describes a home PLMN?

A. A network where a UE is currently registered and has a different PLMN ID from the UE's PLMN ID

B. A provisioned network that is shared by multiple operators

C. A network where a UE is currently being served

D. A network where a UE is subscribed

If the selected SGW fails, which SGW/PGW will MME select if `gateway selection mode 2' is used?

A. A new SGW, but new PGW selection is not required

B. A new SGW first, then select a new PGW that is topologically closest to the newly selected SGW

C. A new SGW first, then select a new PGW with the best order and preference values

D. The next topologically closest SGW/PGW pair