MME restoration allows rapid restoration of UE sessions when an MME to which the UE is attached fails.

MME restoration occurs when S11 link fails.

MME restoration triggers the S1 release of connected UEs in priority order.

MME restoration can be either network-initiated or UE-initiated.

Minimizes MME relocation in case of UE mobility

Minimizes the number of MMEs required in a network

Provides MME load balancing

Provides MME geographical resilience

A permanent, unique identification of a mobile subscriber in the GSM/UMTS/EPS system.

A network that provides mobile communication services to the public.

A globally unique temporary mobile identifier used to hide the subscriber's real permanent identity.

An identifier assigned by the MME that uniquely identifies a UE within an MME pool.