TDM400P error


Hey guyz anyone encountered TDM400P error before? I got one TDM02B which means i got 2 fxo modules. i put the module in slot 1 and 3 but in zaptel.conf i need to assign the ‘fxoks=2,4’ if not my ‘ztcfg -vvvv’ will say that did i assign the true module stating fxo uses fxs and … ??? Issit the current card causing problem??? Issit faulty? As i recalled i remember that if i put on slot 1 and 3 the zaptel.conf i need to write fxoks = 1,3 right? but y this card … ???