[aprssig] Viscous digipeating (was: Digi Question)

Lynn W. Deffenbaugh (Mr) ldeffenb at homeside.to
Tue Mar 19 17:13:58 EDT 2013

On 3/19/2013 4:01 PM, Samúel Úlfr Þór Guðjónsson wrote:
> That way, the digipeater will only digipeat if no other digi hears the 
> packet, but does not add extra traffic to RF if the packet is received 
> by another digi. TX IGate would also be good within that setup, with 
> or without the digipeater functions.

Well, at least that's the hope of viscous digipeating.  It would be more 
accurate to say:

> A viscous digipeater will only digipeat a packet if it doesn't decode 
> another digipeat of the packet within the delay period.

It is completely based on receiving and decoding the remote digipeater's 
packets as there is no way to truly know that "no other digi" heard 
and/or digipeated the packet.

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

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