[arm-allstar] Connection glitches

David McGough kb4fxc at inttek.net
Sun Mar 29 00:10:10 EDT 2020


Chris,

How do these nodes get Internet connectivity??


73, David KB4FXC


On Sat, 28 Mar 2020 wb9rsq at gmail.com wrote:

> Should have also mentioned that both ends are wired, not wifi!
> 
> 
> -----Original Message-----
> From: David McGough <kb4fxc at inttek.net> 
> Sent: Saturday, March 28, 2020 9:37 PM
> To: "Chris Zenchenko via ARM-allstar" <arm-allstar at hamvoip.org>
> Cc: wb9rsq at gmail.com
> Subject: Re: [arm-allstar] Connection glitches
> 
> 
> Tell us a little more about the point-to-point connection?
> 
> The most typical cause of these types of issues is poor network quality, 
> where several packets are lost back-to-back.
> 
> Another cause of these issues can be sudden, big changes in 
> network latency. Usually asterisk will automatically compensate for 
> latency changes, assuming the jitter buffer mechanism is turn on (it is by 
> default in HamVoIP). While asterisk is adjusting the jitter buffer, you'll 
> have a few audio dropouts. But, this should rapidly settle down.
> 
> 73, David KB4FXC
> 
> 
> On Sat, 28 Mar 2020, "Chris Zenchenko via ARM-allstar" wrote:
> 
> > Frequently while talking between two nodes audio and local carrier drops
> and
> > comes back up.
> > The internet connections between my nodes is poor but not poor enough I
> > think to cause this to be such a common thing.
> > My download speeds at both ends is around 6 to 8 megabits with upload
> speeds
> > around 1.2 megabits.
> > Even with almost no other network traffic on either end the problem
> > persists.
> > Looking for ways to improve the allstar related network traffic.
> > This is a single point to point connection with no other nodes connected
> in
> > monitor or tx.
> > If this is not the internet then what should I be looking for on the node
> > configurations?
> > The nodes don't disconnect it is just momentary audio and carrier drops
> > where you miss a word or two or even a word fragment.
> > Both nodes are on PI3B.
> > Something to look for in logs?
> > No idea where to start.
> > 
> > tnx
> > 
> > _______________________________________________
> > 
> > ARM-allstar mailing list
> > ARM-allstar at hamvoip.org
> > http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
> > 
> > Visit the BBB and RPi2/3/4 web page - http://hamvoip.org
> > 
> 
> 
> 



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