Http://www.huanetwork.com/huawei-ma5600-price_p3862.html typical configuration: you may follow below steps:

1, Choose the main control board SCUB quantity, one or two;

2, Choose the uplink pinch board, O4GS(4GE Optical), O2GS(2GE Optical) and E4GFA (4 GE/FE Electrical) are commonly used;

3, Calculate how many ADSL2+ or VDSL2 subscribers to be connected, Huanetwork most stock are 64-port ADSL2+ over POTS(with 600ohm Splitter) board ADEE;

4, Choose the subscriber cable length;

5, Choose accessory, SFP module, patch cord.