In sip.conf:
; register at xs4all register => 0858769003:password@sip.xs4all.nl/0858769003 ; ^^^^^^^^^^ ^^^^^^^^^^ register => 0858712345:password@sip.xs4all.nl/0858712345 ; ^^^^^^^^^^ ^^^^^^^^^^ [xs4all1] type=peer context=xs4all-in nat=yes username=0858769003 fromuser=0858769003 host=sip.xs4all.nl fromdomain=sip.xs4all.nl secret=password canreinvite=no dtmfmode=inband insecure=very disallow=all ;allow=gsm allow=ulaw allow=alaw qualify=yes relaxdtmf=yes ; Relax dtmf handling [xs4all2] type=peer context=xs4all-in nat=yes username=0858712345 fromuser=0858712345 host=sip.xs4all.nl fromdomain=sip.xs4all.nl secret=password canreinvite=no dtmfmode=inband insecure=very disallow=all ;allow=gsm allow=ulaw allow=alaw qualify=yes relaxdtmf=yes ; Relax dtmf handlingInkomende gesprekken komen binnen in context xs4all-in maar met verschillende nummers, te onderscheiden met:
[xs4all-in] exten => 0858769003,1,Goto(xs4all-in-1,s,1) exten => 0858712345,1,Goto(xs4all-in-2,s,1) [xs4all-in-1] ; gesprek voor 0858769003 [xs4all-in-2] ; gesprek voor 0858712345