[aprssig] APRS Message Idea

[hasan schiers]

UI-View32 has retry on heard if checked in the Setup box of the Message 
window.

...hasan, N0AN
----- Original Message ----- 
From: "Robert Bruninga" <bruninga at usna.edu>
To: <aprssig at lists.tapr.org>; <timbercutter at yahoo.com>
Sent: Thursday, March 03, 2005 8:30 AM
Subject: Re: [aprssig] APRS Message Idea


> Yes, but that is a two step process.  The way I read this
> UIview add-on, you send the message the normal way
> and when it times out, and you want to then send it
> via store and forward, you ave to send it again to the
> S&F node.  Not at all seamless to the original send-and-
> forget design...
>
>>>> "Tyson S." <timbercutter at yahoo.com> 3/2/05 11:50:09 PM >>>
> Allready done,
>
> http://www.apritch.myby.co.uk/uisf.htm
>
> UIVIEW anyway.
>
> --- "A.J. Farmer (AJ3U)" <ajfarmer at spenet.com> wrote:
>
>> With APRS, when you send a message to another station, the software
>> (or
>> hardware in the case of Kenwood radios) tries a number of times to
>> deliver
>> the message, then gives up if the receiving station does not ACK the
>> message.  With the connectivity available through the APRS-IS, we
> can
>> now
>> send text messages via APRS anywhere in the world.  The problem is,
>> if you
>> are messaging a far away station, you don't know if they are
> actually
>> active
>> on APRS during the particular moment that you send the message.
>>
>> This concept is very similar to cell phone text messages, however,
>> the
>> cellular "system" will store a message for days (7 or so?) until the
>> recipient device is available on the "network" so it can make the
>> delivery.
>> In most cases, this is just a matter of the person being in a
>> temporary "RF
>> hole" such as inside a building or on a rural road.  With cellular,
>> the
>> message gets delivered as soon as the person gets back in range,
> with
>> APRS,
>> sorry, you missed the guy by a few minutes...
>>
>> I know this was not the original design or intent of APRS, but what
>> do you
>> all think of enabling this type of store and forward capability?
>> This
>> system could be separate from the standard "tactical" type of
>> messaging
>> currently used.  I envision it would be set up similar to the EMAIL
>> gateway.
>> Perhaps there would be a gateway with an alias of "MSG".  To use
> this
>> store
>> and forward system, send a message to "MSG" with the recipient
>> callsign-ssid
>> as the first piece of the message and the actual message as the
>> remainder.
>> The "MSG" gateway will pick it up from APRS-IS and handle storage
> and
>> delivery.  I'm not going to get into further "how it works" details
>> at this
>> point.  I just wanted to throw the general idea out there to see if
>> there is
>> any interest in this.
>>
>> What do you all think?  Good idea?  Stupid idea?  Already available
>> somehow?
>>
>> 73!
>>
>> A.J. Farmer, AJ3U
>> http://www.aj3u.com
>
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