DRU Types This topic has 1 reply, 1 voice, and was last updated 12 years, 7 months ago by Alex. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts 15th September 2011 at 11:47 #67191 AlexGuest Please to give me the difference between the DRU with the serial number : isTR47374266 and the DRU with the serial number CB43300020. 15th September 2011 at 11:50 #67192 AlexGuest Not that the vender I am talking about is Ericsson…thanks Author Posts Viewing 2 posts - 1 through 2 (of 2 total) The forum ‘Telecom Design’ is closed to new topics and replies.