Here are the Logs i got
Server console:[Sun Oct 23 05:44:26 2011]: Verifying 84.X.X.X:27015 (84.X.X.X:27015)
[Sun Oct 23 05:44:26 2011]: Got KEY (l4d) from 84.X.X.X:27015
[Sun Oct 23 05:44:26 2011]: Server reply: 9STEAM validation rejected
[Sun Oct 23 05:44:26 2011]: FAIL. Server denied me.
RejectConnection: 50.19.0.193:43711 - STEAM validation rejected
RejectConnection: 107.20.63.207:43652 - STEAM validation rejected
Server is properly patched with RevCrew_linux_01092011-1-1
As ich read in forums, i am not the only one having problems adding servers.
Anyway this Server is online, using latest server version, everybody can connect and firewall not blocking.
thx and greetings
banana