Ethernet is moving into the WAN along with a growing range of real-time network services. The cost of deploying full services in each corporate location may well exceed the cost of simply providing WAN-borne access. VPLS is a promising approach to the provision of a rich mix of WAN-based services. However, as with any network (or other) technology, there are pros and cons, not least of which is network management. This article has highlighted some of the more important issues.