freebsd-dev/contrib/ntp/html/driver24.htm
1999-12-09 13:01:21 +00:00

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<TITLE>USNO Modem Time Service
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<H3>
USNO Modem Time Service</H3>
<HR>
<H4>
Synopsis</H4>
Address: 127.127.24.<I>u</I>
<BR>Reference ID: <TT>USNO</TT>
<BR>Driver ID: <TT>ACTS_USNO</TT>
<BR>Serial Port: <TT>/dev/cua<I>u</I></TT>; 1200 baud, 8-bits, no parity
<BR>Requires: <TT>/usr/include/sys/termios.h</TT> header file with modem
control
<H4>
Description</H4>
No information available.
<H4>
Fudge Factors</H4>
<DL>
<DT>
<TT>time1 <I>time</I></TT></DT>
<DD>
Specifies the time offset calibration factor, in seconds and fraction,
with default 0.0.</DD>
<DT>
<TT>time2 <I>time</I></TT></DT>
<DD>
Not used by this driver.</DD>
<DT>
<TT>stratum <I>number</I></TT></DT>
<DD>
Specifies the driver stratum, in decimal from 0 to 15, with default 0.</DD>
<DT>
<TT>refid <I>string</I></TT></DT>
<DD>
Specifies the driver reference identifier, an ASCII string from one to
four characters, with default <TT>USNO</TT>.</DD>
<DT>
<TT>flag1 0 | 1</TT></DT>
<DD>
Not used by this driver.</DD>
<DT>
<TT>flag2 0 | 1</TT></DT>
<DD>
Not used by this driver.</DD>
<DT>
<TT>flag3 0 | 1</TT></DT>
<DD>
Not used by this driver.</DD>
<DT>
<TT>flag4 0 | 1</TT></DT>
<DD>
Enable <TT>clockstats</TT> recording if set.</DD>
</DL>
<HR>
<ADDRESS>
David L. Mills (mills@udel.edu)</ADDRESS>
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