Found manual settings here:
http://forum.aramcoexpats.com/viewtopic.php?f=20&t=1930
Worked on my E71.
Go to settings > connection > SIP Settings and create a new SIP profile with these parameters:
Profile name: Vyke
Service profile: IETF
Default access point: <your choice>
Public user name: sip:<Vyke user id>@sip.vyke.com
Use compression: No
Registration: When needed
Use security: No
Proxy server address: sip:sip.vyke.com
Realm: sip.vyke.com
User name: <Vyke user id>
Password: <Vyke password>
Allow loose routing: Yes
Transport type: UDP
Port: 5060
Registrar server address: sip:sip.vyke.com
Realm: sip.vyke.com
User name: <Vyke user id>
Password: <Vyke password>
Transport type: UDP
Port: 5060
Go back and into Internet tel. create a new profile.