3640 VOIP Manuel This topic has 0 replies, 1 voice, and was last updated 20 years, 6 months ago by Jean-Seb. Viewing 1 post (of 1 total) Author Posts 22nd September 2003 at 21:04 #25311 Jean-SebGuest Where I can found manuel to configure VOIP in Cisco 3640…. Thank You Jean-Seb Author Posts Viewing 1 post (of 1 total) The forum ‘Voice over IP’ is closed to new topics and replies.