getting error : Error connecting to server peer not authenticated

 hi, i am getting this error when i tried to install Oracle Configuration Manager on win2003 server.in my oracle home "E:\app\Administrador\product\11.1.0\db_1\ccr\bin"

i play a cmd like this  (just change my csi and email ): "setupCCR -s -p 10.44.0.30:3128 15366777 jhon@sample.com HN"       

and i get this output :

** Installing base package **
Deploying core - Version 10.2.6.0.0

** Registering installation with Oracle Configuration Manager server(s) **
Failure in registering with Oracle Configuration Manager server
Error connecting to server
peer not authenticated

any idea guys ?

thanks a lot.

Manuel