title: Algorithm negotiation fail error when using SharpSSH
body: <p>Problem:
  When i try to connect by sharpssh catch this error Algorithm negotiation fail</p>
  
  <p>I generate public key and ssh-2 RSA private Key with password. Then export to OpenSSHH and use it to connect</p>
  
  <p>To connect i tried:</p>
  
  <pre><code>if (input.IdentityFile != null) sshCp.AddIdentityFile(input.IdentityFile, "123456");
  </code></pre>
  
  <p>Thanks</p>