his valve
    should be defined first to ensure that the correct client IP address is
    presented to the Remote Address/Host valves.</p>

    <p><strong>Note:</strong> By default this valve has no effect on the
    values that are written into access log. The original values are restored
    when request processing leaves the valve and that always happens earlier
    than access logging. To pass the remote address, remote host, server port
    and protocol values set by this valve to the access log,
    t