"dejjones" <dej.macklane@virgin.net> wrote in message
news:8151945b-7150-4973-9496-7c1169977d43@d1g2000hsg.googlegroups.com...[color=blue]
> Is it possible to set up the SPA 3102, so that all outgoing daytime
> calls go via VOIP, then all evening & weekend calls go via PSTN( BT)?[/color]

With its power off the SPA 3102 defaults to PSTN

Get a digital mains timer and set it so it is on all week but cut the power
over the weekend - these timer plugs can be picked up quite cheaply - low
tech answer but it should work!