}{
		{"gatewayfirst", gatewayfirst, 1, &ipv4Route, ""},
		{"gatewaymiddle", gatewaymiddle, 1, &ipv4Route, ""},
		{"gatewaylast", gatewaylast, 1, &ipv4Route, ""},
		{"no routes", nothing, 0, nil, ""},
		{"badDestination", badDestination, 0, nil, "invalid IPv4"},
		{"badGateway", badGateway, 0, nil, "invalid IPv4"},
		{"route_Invalidhex", route_Invalidhex, 0, nil, "odd length hex string"},
		{"no default routes", noInternetConnection, 0, nil, ""},

		IncomingMessages: c.inMessages.Load(),
		OutgoingMessages: c.outMessages.Load(),
		OutQueue:         len(c.outQueue),
		LastPongTime:     time.Unix(0, c.LastPong).UTC(),
	}
	m.ByDestination = map[string]madmin.RPCMetrics{
		c.Remote: m,
	}
	return m
}

func (c *Connection) debugMsg(d debugMsg, args ...any) {
	if debugPrint {
		fmt.Println("debug: sending message", d, args)
	}