The ROUTER_CONNECTION_STATE type enumerates the possible states of an interface on a Windows 2000 router.
typdef enum _ROUTER_CONNECTION_STATE { ROUTER_IF_STATE_UNREACHABLE, ROUTER_IF_STATE_DISCONNECTED, ROUTER_IF_STATE_CONNECTING, ROUTER_IF_STATE_CONNECTED }ROUTER_CONNECTION_STATE
These states are sometimes referred to as "operational states."
Windows NT/2000: Requires Windows 2000.
Header: Declared in Mprapi.h.
Router Management Reference, Router Management Enumerated Types, MPR_INTERFACE_0, MPR_INTERFACE_1, Unreachability Reasons