If you are looking for virtual private network service-level agreements, here are some tips that could come in handy, fresh from a recent VPN conference run by the Gartner Group. Today, QoS can be assured via a service provider's ATM circuits, which use QoS categories with quantifiable parameters.
Some providers offer differentiated services, but they are relative measures.
One QoS is better than another, but it is not measurable against an objective standard, such as network latency. If you get an SLA, make sure you have a way to monitor the service provider network. After the initial transition to a VPN service, help desk calls will drop off, and it may be cheaper to pay per call. Feedback Tell us your thoughts on this article or the issues raised in it. When you click Submit, you'll be taken back to this article.