The TRACER 6000 Series is a modular platform that can be configured to meet a variety of TDM and packet network requirements. The Quad T1, Quad E1, and Quad Ethernet Bridge Modules can be used to support simultaneous Layer 2 Ethernet switching and multi-T1/E1 voice and data applications, or to support up to 8 T1/E1s on traditional TDM applications.