[1B:4 – MSMM/DualDUG Synch Fault] on all MCTRs This topic has 0 replies, 1 voice, and was last updated 4 years, 3 months ago by Mustafa. Viewing 1 post (of 1 total) Author Posts 24th September 2020 at 15:03 #74422 MustafaGuest dears, Kindly ,what are the reasons for this alarm ,it caused outages for mixed cells. Author Posts Viewing 1 post (of 1 total) The forum ‘Telecom Design’ is closed to new topics and replies.