1.Two slots for transponder cards(eW61002DW), or management card(eW6102MC)2.Supports ITU G.7093.Supports GFEC or EFEC4.Supports in-band management (remote configuration and performance monitoring) 5.Can be used as a remote standalone unit without management card 6.Supports dying GASP7.1+1 pluggable AC power supply8.Supports repeater mode9.1+1 protection10.Local CLI interface with/without Management card11.Local Web-GUI and SNMP with Management card