Voice RAB Dropp This topic has 0 replies, 1 voice, and was last updated 10 years, 1 month ago by Amit. Viewing 1 post (of 1 total) Author Posts 31st October 2012 at 15:49 #68707 AmitGuest Hi, I am an O&M engg. Want to know how the Voice RAB droop in Ericsson 6601 Node B brought down. After few activity of LTU 155 byepass in POP TN, i have reduction in rab Dropp. Still it exists in Y sector .Earlier it was in all sector arond 10,12 percent. In RNC data its writeen Drop reason is uplink Sync category. What could be done to overcome the same??? Author Posts Viewing 1 post (of 1 total) The forum ‘Telecom Design’ is closed to new topics and replies.