[aprssig] aprssig Digest, Vol 89, Issue 4

[Lynn W. Deffenbaugh (Mr)]

Bob's 2) precludes that.  The "ack" request }nn is the same thing as a 
"Line number" which Bob says that AA's should NOT have.

Unless you're referring to an APRS client implementation that actually 
issues such ack requests on it's AA (without the colon) packets?  You 
didn't give us much context here.

Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32

On 11/4/2011 9:52 AM, Brent Hildebrand wrote:
> AA message can have reply/acks, effectively increasing the number of 
> "ack" packets.
>
> AA:message goes here }nn
>
> where }nn is the reply/ack.
>
> Brent KH2Z
>
>
> On Fri, Nov 4, 2011 at 5:00 AM, <aprssig-request at tapr.org 
> <mailto:aprssig-request at tapr.org>> wrote:
>
>     1) Any AA message should begin with AA:
>     2) Any such AA message should not have a Line number
>     3) Any such AA message is only sent once on each incoming message
>     packet
>     4) Any such AA message should be canceled when the client detects
>     the return
>     of the operator
>     5) Any such AA message should default to OFF on power up.
>
>     Bob, WB4APR
>
>
>
>
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