I'm in conversation with Draytek's pre-sales dept.............. Here's the most recent reply: <Hello, We really don't know of anyone who has run an Asterisk server on a Vigor2900. There are doubtless people around, but it's relatively rare. Most people don't run SIP servers. Regards,> All I want to know is, if I buy one of these routers, will it break my setup or not. Can't get a definitive answer from suppliers or the manufacturer, so hope someone here uses this model with Asterisk.........?