[stunnel-users] Is anyone using Stunnel for tunnelling Voip?

Errol Samuels esamuels at carismatel.com
Tue Jun 3 13:48:04 CEST 2008

Hi Peter,

> Now... stunnel should work just as well as SSH, but it also has just
> the same basic "limitation" - or, rather, design goal - stunnel is
> used only for forwarding TCP connections.  I'm not sure what your
> VoIP model is, but if it is in any way based on UDP packets flying
> around, then neither stunnel nor SSH would be of any use to you.

My VoIP model is using 10000 - 20000 udp for the media so this is the reason
I have to tunnel OpenVPN through SSH or Stunnel since I can forward my udp
traffic through OpenVPN.

> With that in mind, if it's a TCP connection that you want to encrypt,
> either stunnel or SSH port forwarding should do the job just fine,
> although for "permanent" setups I would rather use stunnel, since SSH
> may have some issues with timeouts and dropped control connections
> and such.

I need to investigate if Stunnel is available as a package for OpenWRT or
DD-WRT firmware.



> G'luck,
> Peter
> --
> Peter Pentchev	roam at ringlet.net    roam at cnsys.bg
roam at FreeBSD.org
> PGP key:	http://people.FreeBSD.org/~roam/roam.key.asc
> Key fingerprint	FDBA FD79 C26F 3C51 C95E  DF9E ED18 B68D 1619 4553
> This would easier understand fewer had omitted.

More information about the stunnel-users mailing list