SDCCH Drop Call This topic has 1 reply, 1 voice, and was last updated 14 years, 11 months ago by Pix. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts 15th December 2009 at 13:08 #60212 all_8Guest Hi, The statistics point of SDCCH Drop call drop times, is it when BSC initiates CLEAR_REQ message to MSC? BR all 15th December 2009 at 19:59 #60213 PixGuest All8, the clear request means a TCH drop or a SDCCH drop. -pix Author Posts Viewing 2 posts - 1 through 2 (of 2 total) The forum ‘Telecom Design’ is closed to new topics and replies.