The MX2800 system is an M13 multiplexer that consolidates T1 and E1 signals into a T3 circuit. The MX2800 Chassis houses two hot-swappable Controller Cards that provide 1-to-1 redundancy for the T1 and T3 signals. The MX2800 Chassis also houses redundant power supply cards.PRODUCT FEATURES:Built in 1-to-1 redundancy;Hot-swappable controller cards;Independent, redundant, hot-swappable power supplies;Embedded SNMP and Telnet management;Simplified configuration through the VT100 terminal menu structure;Capable of backhauling multiple service types (T1/E1);M13 and C-bit signaling support;Meets the requirements for NEBS Level 3.