[aprssig] Echolink Expert needed
Robert Bruninga
bruninga at usna.edu
Mon Jul 20 16:35:53 EDT 2009
Stephen...
Yes, it implements it for a locl TNC, but it also injects a copy
into the APRS-IS. This is where we expected the majority of
applications. Then it is a NO-HARDWARE solution.
All that has to be done is the local IGATE to add the object
name of the local EchoLink nodes to his pass-to-RF list and
done...
Or at least that is how I thought it should work. If it is not
working tht way, the let me know and I will try to get it
fixed.. Your feedback below is PERFECT! Thanks for the help.
Bob, Wb4APR
> From the help system for the "RF Info" tab of the Echolink
> "Sysop Settings..." dialog:
>
> ===== PASTE QUOTE ======
>
> "The RF Info tab is used to provide information about your
> link which may be helpful to nearby stations trying to locate
> it. EchoLink includes an implementation of the Automatic
> Voice Reporting System (AVRS), which uses the APRSR network
> and protocols to disseminate real-time information about VoIP
> links such as EchoLink nodes. This feature was developed in
> collaboration with Bob Bruninga, WB4APR. The program also
> provides a mechanism for collecting and displaying this
> information on the Web, as an adjunct to APRS.
>
> If you wish to disseminate basic information about your
> simplex link, or the repeater to which your repeater link is
> connected, you can enter it here. By default, the
> information is transmitted to a central database on the
> Internet upon startup, and again each time a station connects
> or disconnects from your link. This information will be
> displayable and searchable on the EchoLink Web site.
>
> If a packet TNC is connected to your computer, and the APRS
> option is enabled, the same information will be sent
> periodically to local users using APRS. Mobile stations
> equipped with APRS often have alphanumeric displays which
> will show the location and status of your node, if they in
> range of your APRS transmission or a nearby digipeater.
> Future APRS software may include the ability to allow a
> mobile station to send a general query for local EchoLink
activity."
>
> ===== END QUOTE ====
>
> This interface shows signs of being a
> one-time-and-then-forgotten addition to Echolink.
>
> 1) The help article cites the old.old .MIL domain
> adddress of Bob's site for more APRS info - has never been
updated.
>
> 2) The configuration screen for the "RF Info" tab of the
> "Sysop Settings..." dialog has the hardwired path choice of
> RELAY or WIDE or RELAY,WIDE or DIRECT only from a pulldown
> list box. Nothing else can be entered. No acknowledgment of
> the new n-N pathing whatsovever.
>
> 3) The largest deficiency is that this scheme requires
> the full use of a second serial port (the first one is used
> for keying the Echolink radio and sensing it's squelch/COR)
> on the PC, and a DEDICATED traditional command-mode TNC &
> radio to implement.
>
> Several years ago, I wrote a lengthy message to the Echolink
> author urging him to interface to the AGW Packet Engine
> rather than the direct hardware command interface of a
> classic TNC. This would be a far better approach since it
> would allow you to share a single TNC/radio with multiple
> applications ( i.e. run UIview, APRSplus, WinAPRS, UI Traffic
> Analysis, APRS Emergency, UI Instant Messenger, etc.)
> simultanously with the Echolink status reporting
>
> I have never heard a thing back.
>
> Further, there has not been a new version or update to
> Echolink for about 2 years now. I wonder if the program is
> even being developed any more.
>
>
> WA8LMF -- EchoLink Node: WA8LMF or node # 14400
>
> [Easy to remember -- think bottom of the 2M band]
>
>
>
> ________________________________
>
>
> --
>
> Stephen H. Smith wa8lmf (at) aol.com
> Skype: WA8LMF
> Home Page: http://wa8lmf.net
>
> JavAPRS Filter Port 14580 Guide
> http://wa8lmf.net/aprs/JAVaprsFilters.htm
>
> "APRS 101" Explanation of APRS Path Selection & Digipeating
> http://wa8lmf.net/DigiPaths
>
> Updated "Rev H" APRS http://wa8lmf.net/aprs
> Symbols Set for UI-View,
> UIpoint and APRSplus:
>
>
>
>
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