Asterisk: IAX
Although SIP is recommended, you may also choose IAX for your setup:
iax.conf
register => <username>:<password>@toronto.ezvoip.co
[ezvoipco]
type=friend
username=<username>
secret=<password>
context=mycontext
host=toronto.ezvoip.co
disallow=all
allow=ulaw
; allow=g729 ; uncomment if you support it
insecure=port,invite
requirecalltoken=no
extensions.conf
[mycontext]
include => inbound
include => outbound
[outbound]
exten => _1NXXNXXXXXX,1,Dial(IAX2/<username>@ezvoipco/${EXTEN})
exten => _1NXXNXXXXXX,n,Hangup()
exten => _011.,1,Dial(IAX2/<username>@ezvoipco/${EXTEN})
exten => _011.,n,Hangup()
exten => _00.,1,Dial(IAX2/<username>@ezvoipco/${EXTEN})
exten => _00.,n,Hangup()
; inbound context example for your DID numbers, do not add the number 1 in front
[ezvoipco-inbound]
exten => <your 10-digit phone number>,1,Answer()