Use a pre-installed Web Application Server for Data Services Installation

Dear Experts,

We installed Enterprise XI 3.1 SP2 and tomcat server on one host, now we are installing data services to another host

We want to use a pre-installed Enterprise's Web Application Server for data services installation,

during Data Services insttalation i followed following steps ;

1 - Use an existing web application server (selected)

2 - Install the Tomcat application server

1 - Tomcat 5.5 (selected)

2 - WebLogic 10

3 - WebLogic 9.2

4 - Websphere 6.1

5 - Manual Deploy

Enter Web Application Server Configuration

Tomcat 5.5

Application server Install directory:

[ ] *

Instance to install to:

[localhost ]

How can i enter the existing tomcat server which is running on an another host ?

Best Regards