TN17LSCT51 is a 100Gbit/s wavelength conversion on Huawei OSN8800, fixed module 150000 ps/nm-C Band-Tunable Wavelength-ePDM-QPSK(SDFEC2)-PIN on WDM side, equipped with one 100G BASE-LR4-10 km-CFP pluggable module on client side, if need 100G BASE-10?10G-10 km-CFP and (100G BASE-4?25G)/(OTU4-4?28G)-10km-CFP. TN12 and TN13 versions use different front panels, but TN13 and TN15 versions use the same front panel. TN12LSC board occupies four slots, TN13LSC/TN15LSC/TN17LSC occupies two slots, the TN18LSC board occupies one slot.100G BASE-LR4-10 km-CFP client-side pluggable module equipped, 100G BASE-10?10G-10 km-CFP and (100G BASE-4?25G)/(OTU4-4?28G)-10km-CFP are optional Huawei OSN8800 100Gbit/s Wavelength Conversion Board (150000 ps/nm,SDFEC2,Coherent,Tunable,50GHz,LC), 1*100G BASE-LR4-10 km-CFP client-side pluggable module