Q2CXL4 is a Main Control and Cross-Connect integrated board for Huawei OSN1500, OSN2500, provide STM-4 signals, controls communication, grooms services and clock signals. Part number is 03055402, V1R8, V1R10 version are default mainstream delivery version. SSQ2CXL4(L-4.1) configure 1 L-4.1 40km SFP module, but eSFP module are changeable to different type as S-4.1, L-4.2 to reach different transmission distance.
