Fourth-Generation Multi-flex Trunk Voice/Channelized Data T1/E1 Module - expansion module - T1/E1 x 2 - NIM-2CE1T1-PRI

The Fourth-Generation 2-Port T1/E1 Multiflex Trunk Voice and WAN Network Interface Modules (NIMs) NIM-2CE1T1-PRI supportS data and voice applications on the 4000 Integrated Services Routers. These cards combine WAN-interface-card (WIC), voice-interface-card (VIC), ISDN Primary Rate Interface (PRI), dial-access integration, and channelized-data (CE1T1) functions to provide superior flexibility, versatility, and investment protection through their many uses. Customers who choose to integrate data and voice in multiple steps preserve their investment in a T1/E1 WAN interface.