The ax743 module is built to insert into any one of the high speed module bays found on prosafe gsm73xxs 4 optional bays and gsm73xxsv2 2 optional bays once inserted the ax743 adapter module can then be utilized with standard 10 gigabit sfp gbics for fiber connectivity at 10 gbps speeds specifically this adapter module accommodates the prosafe axm761 sfp gbic 10gbase sr lc short reach or prosafe axm762 sfp gbic 10gbase lr lc long reach the ax743 is hot swappable at any time into