Sapo Voip

Hello.

can anyone help me to configure a Sapo voip sip account on Asterisk 14?

visus.pt/draytek/faqs/faq_voip_sapo.htm

Kind regards
SM

is this correct on sip.conf:

[SAPO]
#nat=yes
canreinvite=yes
context=from-trunk
from=+351302#####
fromdomain=voip.sapo.pt
host=proxy.voip.sapo.pt
insecure=port,invite
outboundproxy=proxy.voip.sapo.pt
port=5070
qualify=yes
secret=#####
type=friend
username=+351302####
authname=+351302####
fromuser=+351302###
dtmfmode=rfc2833
disallow=all
allow=ulaw&alaw
registername=+351302####
call-limit=2
t38pt_udptl=yes

register=+351302####@voip.sapo.pt:password:+351302####@proxy.voip.sapo.pt:5070/+351302####