# Constants
PreferredDERPFrameTime is the time which, if a DERP frame has been received within that period, we treat that region as being present even without receiving a STUN response.
ReportTimeout is the maximum amount of time netcheck will spend gathering a single report.
# Structs
Client generates Reports describing the result of both passive and active network configuration probing.
GetReportOpts contains options that can be passed to GetReport.
Report contains the result of a single netcheck.