So here is my connection "map" ISP Modem ----> PIX 515e -----> LAN ISP Modem ip XXX.XXX.X.XPIX 515e Outside ip XXX.XXX.X.XPIX 515e Inside ip XX.X.X.XPIX is set do dmz on the ISP modem, i cant put the modem in bridge mode because i dont know th ppp pa...