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Re: ax25 kiss tnc


 

开云体育

Small world :-)


According to the doc available at the link above, javaAPRSSrvr supports linux kernel ax25 networking, so in theory it should be able to share a serial port / TNC with another APRS app. Once a serial port is configured to be an ax25 interface it can be shared by any app that supports kernel ax25 networking.

I've never used javaAPRSSrvr, but I wouldn't expect an APRSIS server to need to connect to a serial port at all - unless it was doubling as an IGate.

73,
Lee K5DAT


Hi.

Unless the attached TNC is multi-threading, in respect to the different clients connected to it via the single physical port, you could get into bad trouble if one application changes the configuration to suit it, but another application is confused by the changes.

For pure RX only, probably not a problem, but if you have two app's sending and receiving, hmmmm....

A KISS mode TNC is probably less troublesome than some, but still not a good thing to do.

The same holds true when "sharing" a radio between data and logging app's.? The fact that it can seem to work OK for many, does not mean it is the correct way to do things.?? Put Hamlib or Omnirig in the middle (for rig control) and it's much more reliable, but you can still get into trouble if careless.

Regards.

??? Dave G8KBV

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