SGSN\ Change\ Control
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3G — is the third generation of mobile phone standards and technology, superseding 2.5G. It is based on the International Telecommunication Union (ITU) family of standards under the IMT 2000 [Clint Smith, Daniel Collins. 3G Wireless Networks , page… … Wikipedia
System Architecture Evolution — (aka SAE) is the core network architecture of 3GPP s LTE wireless communication standard. SAE is the evolution of the GPRS Core Network, with some differences: simplified architecture all IP Network (AIPN) support for higher throughput and lower… … Wikipedia
Network switching subsystem — (NSS) (or GSM core network) is the component of a GSM system that carries out call switching and mobility management functions for mobile phones roaming on the network of base stations. It is owned and deployed by mobile phone operators and… … Wikipedia
