Online Access Free 4A0-M03 Practice Test

Which of the following statements regarding the role of the MME in the packet core is FALSE?

• A.MME manages registration, authentication, and mobility for the UE.
• B.MME routes and forwards user data packets received from eNodeB.
• C.MME handles setup and management of UE connections to data and voice over LTE.
• D.MME selects the appropriate SGW and PGW during a UE relocation.

Which of the following statements regarding SGW selection by the MME is FALSE?

• A.MME can select an SGW by performing a DNS query on a given TAI FQDN
• B.MME can select an SGW from the SGW pool(s) configured to serve the given TAI
• C.MME can select an SGW based on the overload control information received from each SGW in the SGW pool
• D.SGW selection can occur during initial attach, tracking area update, or handover procedures

What information does eNodeB use to ensure MME load balancing during MME selection?

• A.MME relative capacity value calculated by each MME based on the current network load
• B.MME capacity value received from the UE attach request message
• C.MME relative capacity value received from each MME in the pool
• D.MME capacity value from the UE's subscription data received from the HSS

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

• A.A tracking area list is a logical set of MMEs.
• 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.The location of an idle UE is known by the network at an eNodeB granularity.

Which of the following is NOT a characteristic of the home routed roaming architecture?

• A.The MME in the VPLMN has an S6a interface to the HSS in the HPLMN
• B.Bearer traffic is routed from the SGW to the PGW over the S5 interface
• C.Subscriber services are obtained through the HPLMN
• D.The UE bearers are anchored at the SGW to the VPLMN