(Multiple T1 and Ethernet Multiplexer)
Optimux-XLT1 transports multiple T1 links and Ethernet at distances up to 69 miles. Also available in an E1 version.
Download the Optimux-XLT1 data sheet - PDF Version
(Fiber Optic Multiplexer)
Optimux-T3 transports multiple T1 and E1 links, as well as a combination of T1 and E1, over a T3 signal.