[Xastir] Best of Both Worlds

[Steve Rogers]

Is it possible the Tnc is stuck in host mode, I ran into problems on Windows going from Airmail to any APRS program. I open a terminal after Airmail and type Echo OFF, Monitor ON and mycall kd5mkv. This seems to get it
back and no hard reset.   Just my two cents....73 Steve kd5mkv

> From: wa0tjt at gmail.com
> Date: Wed, 13 Jan 2010 17:37:49 -0600
> To: xastir at lists.xastir.org
> Subject: Re: [Xastir] Best of Both Worlds
> 
> I've been playing with this for a couple of hours now and here is what I learned.
> 
> If I start MacTNC first, I can't run Xastir, with the TNC even after quitting MacTNC.
> If I reboot then start Xastir it sees and hears the TNC just fine.
> 
> If I try to bring up MacTNC at the same time Xastir is up I get a 'Unable to open Port' error. No surprise, since they would both be trying to use the same port.
> 
> If I quit Xastir, then launch MacTNC everything works great. 
> 
> I'm guessing Xastir is playing nice and releasing its resources when its quit. But not so for MacTNC because Xastir can't find the port after MacTNC quits.
> 
> Any thoughts here?
> 
> On Jan 13, 2010, at 5:13 PM, Curt, WE7U wrote:
> 
> > On Wed, 13 Jan 2010, Keith Kaiser wrote:
> > 
> >> I also want to be able to use this setup with Xastir. To do this I
> >> turn off MacTNC (the terminal program) and launch Xastir. It comes
> >> up and I go to the 'Interface Control' and select the appropriate
> >> device. This device uses the "tnc-startup.kpc3" script. But it
> >> doesn't work. The TNC is not seen by Xastir, no packets come in as
> >> seen via the 'Display Packet Data' under the 'View' menu.
> >> 
> >> Trying to turn it off again via the 'Interface Control' locks up
> >> Xastir to the point where I have to force quit the X11 application
> >> to get out of it. Then I have to delete the pid in order to start
> >> the entire process over again.
> >> 
> >> Yes, I'm sure I have the correct port set in the 'Interface
> >> Control', the exact same one used by MacTNC.
> > 
> > I hate to get all "Unixy" on you, but have you looked at the
> > permissions and ownership/group ownership for the device you're
> > trying to open?
> > 
> > Also, have you tried starting Xastir from inside an Xterm or
> > equivalent?  I'll bet Xastir is emitting error messages but you're
> > not seeing them because you're starting Xastir graphically.
> > 
> > More than likely it's a permission/ownership problem.  The "normal"
> > solution is to do an "ls -l" in the directory where the device
> > resides to see the group ownership, then add yourself to the group
> > that owns the device.  After that, log out, log back in to gain
> > those permissions, then see if Xastir can open the device.
> > 
> > If that fails, there are other methods, such as changing the
> > permission on the device, or setting Xastir SUID Root.
> > 
> > -- 
> > Curt, WE7U.                         <http://www.eskimo.com/~archer>
> >   APRS:  Where it's at!                    <http://www.xastir.org>
> >  Lotto:  A tax on people who are bad at math. - unknown
> > Windows:  Microsoft's tax on computer illiterates. - WE7U.
> > The world DOES revolve around me:  I picked the coordinate system!"
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> 
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