search for: as1174b008

Hi, my SIP provider sends me all the numbers that are dialed, i.e. when a number is appended to the phone number proper, it gets appended to the incoming number, like (my number is 0123456789, and I append a "5"): To: <sip:491234567895@sipgate.net>;tag=as1174b008 Question is, how can I use the trailing number in extensions.conf? This is ideal for a direct dial through to an extension in my ISDN PBX (which I use as an 8-way ISDN-analog adapter ;-) I tried something like exten => sip,1,Goto(isdn,1${EXTEN:-1},1) where sip is the extension name in reg...