All,

 

WINMOR was designed to be an open alternative to Pactor.

 

The WINMOR protocol spec is fully documented and released for public
distribution and use.

It is available at:

 http://groups.yahoo.com/group/WINMOR

and

http://groups.yahoo.com/group/Winlink_Program_Group

and

http://www.winlink.org/WINMOR

and

http://www.arrl.org/FandES/field/regulations/techchar/WINMOR.pdf

 

A Google on "WINMOR" will turn up these and other references.

 

There is also a helper application Virtual WINMOR TNC  which can be used by
other applications to create, clients, monitors, keyboard to keyboard
utilities etc. This helper app is used by RMS WINMOR and RMS Express and has
already been used by at least 2 other programmers to create non Winlink
WINMOR supported applications like BPQ32.  The Virtual WINMOR TNC has a
complete spec for the application interface.

 

Because it is both ARQ and normally sends messages using compressed binary
transmission it is difficult to monitor content when not connected. It is
not a question of "missing a few frames" because even a single missed frame
in a message normally makes the decompression fail. Monitoring the
compressed code is pure gibberish. This is the same situation that exists
when monitoring any B1 or B2 compressed FBB forwarding session in Pactor or
Packet.  

 

RMS Express does have a  monitor function that logs Call signs and Grid
square ID frames as well as CWID at the end of a session. ID frames are sent
at the end and every 10 minutes during a session.

 

The WINMOR FEC mode which is designed for keyboard to keyboard or broadcast
is not compressed but used very robust Viterbi +RS encoded 4FSK so can be
monitored very easily using the WINMOR Virtual TNC. The next version of RMS
Express will support both connected and FEC Broadcast keyboard modes using
uncompressed data.  Normal FBB/Winlink B2 forwarding sessions will continue
to use only compressed data since it give approximately a 2:1 improvement in
throughput and handles attachment and multiple address encapsulation.

 

The programs RMS Express and WINMOR TNC are available at either of the two
yahoo group sites above.  There are no plans to release the source code of
RMS Express or WINMOR TNC but the protocol is fully documented and open to
anyone who wishes to write a DSP TNC module and test it for conformance to
the spec.

 

If there are any questions or issues please contact me at
rmuethingATcfl.rr.com

 

73,

 

Rick KN6KB

 

 

 

 

 

 

 

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