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Re: Unknown SSL protocol error in connection to

From: Daniel Stenberg <>
Date: Fri, 30 Apr 2010 23:06:00 +0200 (CEST)

On Fri, 30 Apr 2010, Michael Gawrychowski wrote:

>> I tried to change it to SSLVERSION 0,1,2,3 and evem removed the SSLVERSION
>> parameter completely but with no success. Is there anything else I can do
>> to get this to work?

> Does anybody have any idea how to get this to work?

I would try different versions of OpenSSL and try using a libcurl built with
another SSL lib as a comparison. I would try OpenSSL's s_client tool against
the server to see if the problem is in OpenSSL or is caused by how libcurl
uses OpenSSL.

List admin:
Received on 2010-04-30