Diffrence in APZ This topic has 0 replies, 1 voice, and was last updated 17 years, 1 month ago by simon. Viewing 1 post (of 1 total) Author Posts 16th March 2007 at 08:44 #46856 simonGuest Hi all, just want to know the difference between APZ 212 40 and 212 50. Is there any hardware dependencies if you are going to upgrade from 212 40 to 212 50? what would be the obvious difference if I’m only an engineer doing config and O&M? thanks very much for your replies. Author Posts Viewing 1 post (of 1 total) The forum ‘Telecom Design’ is closed to new topics and replies.