IP•Express GE1-DI  is a high performance, bandwidth scalable, WAN router or bridge with 4 E1 ports that have flexible Drop and Insert capabilities. Point to Point and Frame Relay Wide Area Networking Protocols, with 24/7 proven interoperability, are fully supported on the E1 channels allocated to the internal WAN Router or Bridge.

The 4 E1 ports are able to independently connect E1 based Telecommunication Equipment and Ethernet LANs to 1 or 2 remote locations.

A WAN Router or Bridge, 1 to 3 E1 Drop and Insert Interfaces and a long haul E1 DSU/CSU are
integrated to create a complete E1 Data and Voice Multiplexer.