* [x] Enable this SIP account
o Display Name: Your FonoSIP.com SIP# (844986XXX)
o Username: Your FonoSIP.com account name (844986XXX)
o Password: Your FonoSIP user Password
o Authorization user name: Same as Username
o Domain: fonosip.com
* Domain Proxy
o [x] Register with domain
o  Use as Outbound Proxy
* SIP Listen Port
o  Manual override
* Send internal IP: Never
* STUN server: [x] Manual override xten.net
* Firewall Outbound Proxy: Use Never
* Options:  Enable ICE
FonoSIP.com supports Xten / Counterpath SIP softphones
for Windows, Mac, iPhone and Linux.
Internet telephony equipment such as Linksys PAP2, Cisco, Sipura,
Nokia N71. Apple iPhone, iPod Touch, iPad. Android. Codec G729.
Fring Mobile. Bring your Own Device BYOD.
We also support SIP Trunking, replace your phone lines.
Asterisk PBX, TrixBox.