... bi-directional data links 2.Hot-pluggable SFP BIDI 3.High quality SFP BIDI optical module(XGSF-BS5312-40) ... including SFP, GBIC, SFP+, XENPAK, X2 , XFP, BIDI,CWDM,DWDM and other special transceiver modules. Our products are compatible with Cisco, 3COM, ... H3C, HP, Extreme, Foundry, Avaya, D-link, Alcatel, Riverstone, Enterasys, Netgear, Nortel, Juniper, Ruijie, Zyxel, Huawei,etc. SFP ...