Re: [stunnel-users] Linux pppd VPN network notwork very well

On Thursday 21 of July 2005 16:50, Colin McKinnon wrote:

1. The connection goes down fairly regluarly.

[cut]

Jul 19 08:25:59 serv8 stunnel[740]: stunnel 4.05 on i686-suse-linux-gnu PTHREAD with OpenSSL 0.9.7d 17 Mar 2004

NEVER report problems with an old version of stunnel. ALWAYS try to upgrade it, first.

2. bandwidth on the link is poor.

Sure. You have ip-over-ppp-over-ssl-over-tcp-over-ip encapsulation. You shouldn't be surprised it's slower that non-encrypted traffic. 8-)

The main source of low troughput is high latency:

3. latency is a lot higher too

Just disable Nagle Algorithm in your stunnel.conf file with: socket = l:TCP_NODELAY=1 socket = r:TCP_NODELAY=1

4. The VPN seems to stutter more regularly than the direct connection

...I mean that I don't seem to be getting any traffic for 5-10 seconds then it resumes without any loss of data (e.g. when using ssh).

Upgrade your stunnel...

Best regards, Mike