The TraverseEdge™ 50 (TE-50) is a flexible multiservice metro access solution targeted for STM-1 and OC-3 ring, linear and point-to-point applications. Delivering a wide range of services in a powerful, yet compact, 1RU package, the TE-50 offers the ultimate in flexibility. The TE-50 design supports 16 hot-swappable interface modules. Two slots are reserved for redundant optical trunk/ring interfaces (1+1 APS/MSP, SNCP and UPSR) and 14 slots are provided for Ethernet, E3/DS3, E1/T1, serial data and voice tributary interface modules. The TE-50 is ideal for applications such as a Carrier Ethernet and TDM CPE device, a narrowband Digital Cross Connect (1024 x 1024 DS0 DCS), a mid-stream grooming element, and a voice and data channel bank.