The configuration below was successfully used for a deployment of Broadsoft SIP trunk in Jamaica.

Trunk Outgoing settings – PEER details

username=8766549749 type=peer trustrpid=yes sendrpid=yes secret=****** qualify=yes nat=yes insecure=port,invite host=bizvoip.cwjamaica.com fromuser=8766549749 outboundproxy=208.131.168.2 fromdomain=bizvoip.cwjamaica.com disallow=all allow=ulaw context=from-trunk

Incoming Settings – USER Context

username=15149076106 type=user insecure=port,invite fromuser=15149076106 dtmfmode=auto disallow=all context=from-trunk allow=ulaw

Registration String

Characters shown as ***** is the secret.

8766549749:******@bizvoip.cwjamaica.com/8766549749