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[aprssig] APRS Message Idea

Andrew Rich (VK4TEC) vk4tec at tech-software.net
Thu Mar 3 09:25:44 UTC 2005


Like a SMSC Short Message Service Center

1) Takes messages in globaly and attempts to deliver on hearing a
station
2) or Takes messages in globbaly and attempt to deliver on a retry basis

or both 

On Thu, 2005-03-03 at 00:03 -0500, A.J. Farmer (AJ3U) wrote:
> Yes, I'm familiar with UI-View Store and Forward.  I'm talking something on
> a global scale, not just local.
> 
> A.J. 
> 
> -----Original Message-----
> From: aprssig-bounces at lists.tapr.org [mailto:aprssig-bounces at lists.tapr.org]
> On Behalf Of Andrew Rich
> Sent: Wednesday, March 02, 2005 11:55 PM
> To: TAPR APRS Mailing List; 'TAPR APRS Mailing List'
> Subject: Re: [aprssig] APRS Message Idea
> 
> i propsed this months ago and discovered uiview store and forward 
> 
> 
> > 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
> > 
> > 
> > _______________________________________________
> > aprssig mailing list
> > aprssig at lists.tapr.org
> > https://lists.tapr.org/cgi-bin/mailman/listinfo/aprssig
> > 
> > 
> 





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