The iConverter T1/E1 MUX/M multiplexes up to sixteen T1 or E1 circuits and one 10/100/1000 Ethernet service onto a fiber optic transport link, and features remotely managed testing and configuration capabilities.The iConverter T1/E1 MUX/M operates in a back-to-back configuration, and can be used in applications such as multiple T1/E1 extension, mobile backhaul and building-to-building PBX connectivity.The T1/E1 copper interfaces are available in 4, 8, 12 or 16 RJ-48 port configurations for balanced T1/E1 applications. Optional adapter cables are available to convert each RJ-48 interface to a BNC interface for unbalanced E1 transport applications.Additional hot-swappable 4-Port T1/E1 MUX modules can be installed to increase system capacity up to 16 T1/E1 ports maximum per 1U (1.75 inch) chassis.