FeaturesReplacement for TN574 DS1 converter circuit pack in R8r or later systemsTN1654 converter complex installs in place of conventional fiber and supports from 1 to 4 T1 or E1 facilities, providing a total or 92 T1 (or 120 E1) channels in each direction between the PPN and EPNIncludesRefurbishedLibrary Hardware Reference for Avaya Communication Manager
