details about NVM This topic has 0 replies, 1 voice, and was last updated 21 years, 11 months ago by madan. Viewing 1 post (of 1 total) Author Posts 22nd February 2003 at 13:50 #23570 madanGuest i would like to know the meaning of NVM and how to perform it in cell site Author Posts Viewing 1 post (of 1 total) The forum ‘Voice over IP’ is closed to new topics and replies.