T200 SDCCH This topic has 0 replies, 1 voice, and was last updated 15 years, 1 month ago by AHMAD. Viewing 1 post (of 1 total) Author Posts 15th October 2009 at 04:09 #59173 AHMADGuest hi all can any one tell me about t200 sdcch , what’s the main benefits of it and when i can modify its value. ahmad Author Posts Viewing 1 post (of 1 total) The forum ‘Telecom Design’ is closed to new topics and replies.