systems, etc. New technologies and systems such as IMT-2000,
wireless broadband ISDN, wireless ATM, HAPS, etc., also form part of
wireless access if they ... core networks.
NOTE 1 Core networks include, for example, PSTN, ISDN, PLMN, PSDN,
Internet, WAN/LAN, CATV, etc. (See ' 4.4 for list of acronyms