Sip Conf

[general]
context=default
bindport=5060
allowoverlap=no
udpbindaddr=0.0.0.0
svrlookup=yes
tos_sip=cs3
tos_audio=ef
relaxdtmf=yes
trustpid=no
sendrpid=yes
sendrpid=pai

register => 8717xxxxxxx@201.xxx.xxx.xxx/8717xxxxxxx

[authentication]
auth=8717xxxxxxx@p201.xxx.xxx.xxx

[8717xxxxxxx]
type=peer
defaultuser=8717xxxxxxx
fromdomain=201.xxx.xxx.xxx
realm=201.xxx.xxx.xxx
host=201.xxx.xxx.xxx
dtmfmode=rfc2833
secret=
canreinvite=no
insecure=invite
qualify=yes
disallow=all
allow=ulaw
allow=alaw
amaflags=default
trustrpid=no
sendrpid=yes
sendrpid=pai
context=bestel_in