High-availability seems a de-facto requirement of enterprise networks, even more so today as the network managers have to migrate from traditional highly robust technologies to MPLS/VPN- or Internet-based transport networks. Usually these migrations result in multi-homed central sites, while the small remote sites end up having a single best-effort upstream connection. In this month's IP Corner article Ivan Pepelnjak describes how to implement the small site multi-homing with existing Cisco technologies in the existing ISP environment.