syslog-ng-users April 2011 archive
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syslog-ng-users: Re: [syslog-ng] stunnel through elb.. need pack

Re: [syslog-ng] stunnel through elb.. need packets sent semi-frequently

From: Balazs Scheidler <bazsi_at_nospam>
Date: Thu Apr 07 2011 - 23:41:50 GMT
To: Syslog-ng users' and developers' mailing list <>

On Thu, 2011-04-07 at 16:04 -0700, Matt Wise wrote:
> er.... this was the message being sent to the stunnel list. doh!
> rephrased for this mailing list ...
> I'm passing syslog-ng data through an stunnel, through an amazon ELB. It works fine, but the connections die every 60 seconds if no traffic is passed due to a limitation in the Amazon ELB. Is there a way to make syslog-ng send some data every 30-40 seconds to keep the tunnel open?
> —Matt
> On Apr 7, 2011, at 4:03 PM, Matt Wise wrote:
> > I'm using stunnel to pass some data through an Amazon ELB. Unfortunately, there are times when the session times out due to packets not passing for 60 seconds (an amazon ELB timeout). I'm wondering whether theres some way I can configure stunnel itself to pass some whitespaces or something back and forth every few seconds to make sure the session stays open and live?
> >
> > (and yes, I'm posing the same question to the app developer who's ap we're passing through.. but I'm looking at both avenues.. )

yes, sure. set mark-freq() to 30 seconds

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