[F1Acronyms and abbreviations used in this ScheduleU.K.
This section has no associated Explanatory Memorandum
5. The acronyms and abbreviations used in this Schedule have the following meaning—
ABBREVIATION/ ACRONYM | MEANING | ADDITIONAL INFORMATION |
---|---|---|
IMSI | International Mobile Subscriber Identity | This is a unique identification code for each mobile telephony device, integrated in the SIM card and which allows identification of that SIM, via GSM and UMTS networks. |
MSISDN | Mobile Subscriber Integrated Services Digital Network Number | This is a number that uniquely identifies a subscription in a GSM or a UMTS mobile network. It is the telephone number to the SIM card in a mobile phone and therefore identifies a mobile subscriber as well as the IMSI. |
IMEI | International Mobile Equipment Identity | This is a number, usually unique, to identify GSM, WCDMA and IDEN mobile phones as well as some satellite phones. It is usually found printed inside the battery compartment of the phone. |
TMSI | Temporary Mobile Subscriber Identity | |
SMS | Short Message System | |
GSM | Global System for Mobile Communications | |
GPS | Global Positioning System | |
GPRS | General Packet Radio Service | |
UMTS | Universal Mobile Telecommunications System | |
CDMA | Code Division Multiple Access | |
PSTN | Public Switch Telephone Networks | |
DHCP | Dynamic Host Configuration Protocol | |
SMTP | Simple Mail Transfer Protocol | |
GTP | GPRS Tunnelling Protocol | |
WEP | Wired Equivalent Privacy | |
WPA | Wi-Fi Protected Access | |
VoIP | Voice over Internet Protocol | |
[F2WCDMA | Wideband Code Division Multiple Access] | |
IDEN | Integrated Digital Enhanced Network] |
Textual Amendments
F1Schs. 2A, 2B inserted (14.10.2021 at noon) by The Republic of Belarus (Sanctions) (EU Exit) (Amendment) (No. 2) Regulations 2021 (S.I. 2021/1146), regs. 1(2), 37
F2Words in Sch. 2A para. 5 substituted (9.8.2022) by The Sanctions (EU Exit) (Miscellaneous Amendments) (No. 2) Regulations 2022 (S.I. 2022/818), regs. 1(2), 5(5)