MTX 12 This topic has 0 replies, 1 voice, and was last updated 15 years, 2 months ago by Tony. Viewing 1 post (of 1 total) Author Posts 16th January 2009 at 14:21 #55400 TonyGuest We are having issues with the NORTEL MTX 12. Is anyone familiar with this? Author Posts Viewing 1 post (of 1 total) The forum ‘Telecom Design’ is closed to new topics and replies.