[Asterisk-Users] sip phone, receiving calls but not placing any call

[Atif Rasheed]

Hello there,
I am configuring a sip-phone, it is receiving calls but its not placing
calls. sip debug shows that asterisk received digits from phone. but why
its not placing calls please help

I have dialed 13 from sip-phone,
here is some sip-debug

INVITE sip:13 at 192.168.0.2 SIP/2.0
Via: SIP/2.0/UDP 192.168.0.187:5060;branch=z9hG4bKfLZ1GRUt2
Max-Forwards: 70
From: chinee <sip:chinee at 192.168.0.2>;tag=82veOQ0zKConAx6y
To: 13 <sip:13 at 192.168.0.2>
Call-ID: y2gsu70CXGySlU0s
CSeq: 1 INVITE
Contact: <sip:chinee at 192.168.0.187:5060>
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY
Supported: replaces
Content-Type: application/sdp
Content-Length: 191

thank you
-- 
Atif