Both SPA2102 and SPA9000 have FXS ports. You need to use SPA3102 (or other ATA which have FXO ports). HTH, Ioan. On Thu, Apr 1, 2010 at 12:29 AM, Kosa <kosa at piradio.org> wrote: > I have two linksys spa2102 and a sap9000 but as far as I know I need > something else to connect the asterisk box to the analog phoneline.