[aprssig] APRS-XO proposal

[Scott Miller]

So construct a UDP gateway that expects the first few bytes of the 
packet to contain the authorization information.  It's not like there's 
any strong protection in the first place.  TCP is not a good choice for 
highly mobile devices with unreliable connections.

Scott
N1VG

AE5PL Lists wrote:
> APRS-IS does not accept UDP packets due to the lack of verification.
> Just an FYI.
> 
> CWOP folks connect, log on, send their packet, and disconnect.  True,
> there is more overhead but it works and reduces potential abuse issues.
> 
> 73,
> 
> Pete Loveall AE5PL
> pete at ae5pl net
> 
>> -----Original Message-----
>> From: Scott Miller
>> Posted At: Thursday, January 10, 2008 10:08 AM
>> Subject: Re: [aprssig] APRS-XO proposal
>> 
>> If anyone's going to write a transmit-only tracker application, can it
>> PLEASE use UDP?  If it's not kept open all the time, a TCP connection
>> is
>> going to require 3 packets to connect, 1 packet for data, and 3
> packets
>> to disconnect.  And keeping it open all the time probably isn't a good
>> idea for a device that might be moving from one network to another all
>> the time.  You probably don't want old positions stuck in buffers,
>> either.
> 
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