This European Telecommunications Standard (ETS) describes the technical characteristics and methods of test for Mobile Stations (MS), 20/02/97:(ID) Version 4.18.0 approved at SMG#21 as a result of : RXQUAL Static test Initial test conditions Section 14.1.2.2 Bad frame indication - TCH/HS - Frequency hopping and downlink DTX Test 26.6.13.8.1 - T2 not referenced in HANDOVER COMMAND Description in Proc 4 of 26.7.4.2.4 does not match Expected sequence Test parameters in 26.6.1 do not match message contents Corrections to 26.7.4.3.2 Correction to 26.7.3.2 Correction of expected sequence in section 26.7.4.3.4 Applicability of some handover tests Corrections of ASN.1 message codings Correct handling of SI 5ter for EGSM mobiles AOC on a Call HOLD call Timing requirement in section 26.7.4.3.2.3 Error in SMS test 34.2.1 Multiband Handover and Mobility management Section 29.3.2.6.8 Retransmission of a sequence RXLEV selectivity Section 29.3.2.6.6 Incorrect response to checkpointing Outgoing Call / U0 Null state Correction to message codings in section 31.11 Specific message conte nts Correction of default message contents for structured procedures tests Structured procedures / MS originiated call / early assignment Structured procedures / MS originiated call / late assignment test duration in 34.2.1 and 34.2.2 Cause information element default message contents for CC tests RXQUAL test under TU50 conditions Sections 26.6.13, 26.6.14, 26.6.15 - Starting time and defaults Correct handling of SI 2ter for EGSM mobiles Correction of 26.9.4 to allow for MS supporting immediate connect Clarification of section 26.6.12 Default page mode