MP9400 Multiple-Band DDN Access Platform
Routing time slot exchange card
Four E1 interfaces, one Ethernet interface, cross connects data from E1 to DDN node or other MP9400 products.
Frequency-band Modem access card
Four-subscriber 33.6K/56K frequency-band Modem access card，supporting modulations such as V.34, V.32, V.32bis and remotely low-speed access based on standard HCM and X.50 sub-rate multiplexing protocols.
Base-band Modem access card
Four-subscriber 128K base-band Modem card，supporting locally low-speed or 64K/128K access based on standard HCM and X.50 sub-rate multiplexing protocols.