Managed IP-VPN
http://www.safaricom.co.ke/index.php?id=403
If you are looking for a service that will carry voice, video and data on the same network; as well as being secure, flexible and reliable, you will be glad to know that our managed IP-VPN provides all that, with the superior performance you need for those really high priority applications.

IP-VPN is a high performance, fully managed and secured networking service delivered over fibre, microwave and/or satellite links. IP-VPN with MPLS enables you to prioritize bandwidth for different types of traffic so that low priority traffic won’t get in the way of the important stuff. And it grows to keep pace with your organisation’s demands in a way that no other technology allows - without requiring any additional equipment.