Content managemtn http error 404 not found

'http://<host name>:<port no.>/ContentServer/ContentServer.dll?serverInfo'

status is running but when I m a trying to configure

in OAC0, with these fields fill.

Document Area: Document Management System

Storage type: HTTP Content server

Version no: 0046

HTTP server: IP address for content server host

HTTP Script: ContentServer/ContentServer.dll

I am getting an error

http: 404 not found