Linux-Hams archive - February 1997: Re: Standard for command
Re: Standard for command
Gabriel M. Jolodovsky (qkr@rele.tunk.net)
Mon, 3 Feb 1997 14:04:42 ARG
>
> On Fri, 31 Jan 1997, Alan Crosswell wrote:
>
> > By the way, AX.25 does not necessarily have the transmitting
> > station's callsign in each and every packet. A digipeater repeats
> > the original senders callsign as the from-call, not the
> > digipeater's callsign.
>
> AX.25 digipeating contains the callsign of the digipeating station
> as well.
>
> > One of the frustrations of debugging digipeated packets is not
> > being able to tell *who* digipeated it.
>
> When a digipeater repeats a frame it flips a bit to say that it has
> done it so I assume you're not talking about vanilla AX.25
> digipeating here. The only system in common use that doesn't id the
> transmitter's callsign seems to be NET/ROM.
And the crossband digipeater like in Dual Port TNC, like KAM or
KPC-9612.
This TNC's sends a special ID every user configurable time when they
are digipeating (same freq or crossband).
>
> Carl.
>
> --
> Carl Makin (VK1KCM) <http://email.nla.gov.au/~cmakin/>
> sjgwlz@powen.com.pl 'Work +61 6 262 1576' "Speaking for myself
> only!" 'If you want to make your spouse pay attention to what you
> say...
> Talk in your sleep!'
>
------------------------------------------------
Gabriel Marcelo Jolodovsky - terhi.victor@logonet.com
TE Sistemas S.R.L. - Dpto. de Interneworking
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