call missed

1. Brekeke Product Name and version:
2.4.9.0

2. Java version:
Version 3 atualization 30

3. OS type and the version:
xp 5.1

4. UA (phone), gateway or other hardware/software involved:
internal calls only
Snom820
x-lite4


5. Select your network pattern from http://www.brekeke-sip.com/bbs/network/ ... terns.html :
Pattern 1


6. Your problem:
calls between extensions are not completed
on sip server: error 486 busy
on PBX: type= missed

are both phone registered at Brekeke pbx/sip server?
are there pbx users created for both caller and callee phones?
is donot disturb set on at phones?
here is pbx quickstart
http://www.brekeke.com/products/product ... simple.php