 Importantly, it is recommended in Version 2.0 of C.S0023-C that the pseudo-UIMID is generated from all 80 stored bits.The LF_EUIMID first became externally accessible in 2008 with OTASP specification C.S0066-0 v2.0.In 2009, the CDMA air interface was also upgraded to the so-called 'Release E' which allows the transmission of all available identifiers in the StatusRequest message.