provided by Star2Billing S.L.

I have version 1.6 and trixbox 2.8 installed
but i cannot get sip clients created on a2billing to register
i can see them in sip show peers

extensions_a2billing

[a2billing]
exten => s,1,Answer
exten => s,n,Wait(1)
exten => s,n,deadAGI(a2billing.php,1)
exten => s,n,Hangup

[a2billing-sip]
exten => _.,1,Answer
exten => _.,n,Wait(1)
exten => _.,n,deadAGI(a2billing.php,1)
exten => _.,n,Hangup

any ideas
Thanks