[stunnel-users] zlib compression

[Michal Trojnara]

Oleg,

> I have installed stunnel 4.09 both as client (on my computer) and as
> server (on server). Both has zlib compression enabled and I can see that
> zlib initializes properly in the logs (it says "Compression enabled
> using zlib method"). But when I send any data over that tunnel I can't
> see any signs of compression - amount of traffic is almost the same as
> over plain connection.

1. How did you measure the traffic?
Stunnel only reports the application data, not the encrypted/compressed data 
that is actually sent to a socket.

2. Can your data be compressed?
For example gif/jpeg/avi/mpeg usually can't be compressed.

Best regards,
    Mike