[stunnel-users] stunnel and keepalive

David H. Durgee dhdurgee at verizon.net
Tue Jul 23 21:00:38 CEST 2013

> `stunnel -socketsĀ“ should show the available socket options and their
> default values.
> For the box I'm writing this mail from, the default for TCP_KEEPIDLE
> is 7200 and for TCP_KEEPINTVL 75 (both in seconds).  You'll have to be
> quite patient if you want to watch keepalive packets in wireshark
> without tweaking the defaults ...
> HTH,
> Ludolf

You hit the nail on the head.  I set the parameters to something more 
reasonable and I now see the keepalive packets.  Thank you for your 
speedy response.


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