siemens bts BS11, BS21 This topic has 0 replies, 1 voice, and was last updated 17 years, 2 months ago by wotan. Viewing 1 post (of 1 total) Author Posts 19th February 2007 at 21:41 #46639 wotanGuest how to activate gpsu objects ond BS.21 bs21 Author Posts Viewing 1 post (of 1 total) The forum ‘Telecom Design’ is closed to new topics and replies.