The following page is provided as a convenience to show how to configure an Asterisk-based PBX to work with our "pay as you go" sip trunking service. Feedback is appreciated.

Overview of the Asterisk IP PBX

== sip.conf ==

[general]
register => [username]:[password]@[sip server]:5060

[BMC-Telecom]
canreinvite=no
context=mycontext
host=[sip server]
secret=[password]
type=friend
username=[username]
disallow=all
allow=ulaw
; allow=g729 ; Uncomment if you support G729
fromuser=[username]
trustrpid=yes
sendrpid=yes
insecure=port,invite
; nat=yes ; Uncomment this if your box is behind a NAT


== extensions.conf ==

[mycontext]
include => BMC-Telecom-outbound
include => BMC-Telecom-inbound

[BMC-Telecom-outbound]
exten => _1NXXNXXXXXX,1,Dial(SIP/${EXTEN}@BMC-Telecom)
exten => _1NXXNXXXXXX,n,Hangup()
exten => _NXXNXXXXXX,1,Dial(SIP/1${EXTEN}@BMC-Telecom)
exten => _NXXNXXXXXX,n,Hangup()
exten => _011.,1,Dial(SIP/${EXTEN}@BMC-Telecom)
exten => _011.,n,Hangup()
exten => _00.,1,Dial(SIP/${EXTEN}@BMC-Telecom)
exten => _00.,n,Hangup()

; inbound context example
[BMC-Telecom-inbound]
; You do not have any DIDs configured with us


*List of VoIP Servers*

USA:
voip.atlanta.bmctelecom.net
voip.chicago.bmctelecom.net
voip.dallas.bmctelecom.net
voip.houston.bmctelecom.net
voip.lax.bmctelecom.net
voip.newyork.bmctelecom.net
voip.seattle.bmctelecom.net
voip.tampa.bmctelecom.net

Canada:
voip.montreal.bmctelecom.net
voip.toronto.bmctelecom.net

UK:
voip.london.bmctelecom.net

_____________________________________________________________________
NOTES: DTMFMODE is set to Auto on the host. All the usual codecs are
supported including G729 if you have a license. You can AND must set CallerID at your end.