- In the table of servers on the Home page of Enterprise Server Administration, click 
		  Edit to the left of the row for the server that you want to edit. 
		
- Click the 
		  XA Resources tab. 
		
- Click 
		  Add. 
		
- Specify the details of the resource manager: 
		   
		 
		  - ID 
		  
-  Specify a resource manager ID, used internally to identify a particular XA configuration. This must be unique within the enterprise server. Mandatory. 
		  
- Name 
		  
-  Specify the name by which the resource manager is known. It should match the name returned in the name field of the xa_switch_t structure. Mandatory. 
		  
- Module 
		  
-  Specify the location of the executable file (.dll on Windows),(.sl on HP-UX PA-RISC, 
			 .so on other UNIX platforms) that contains the entry point that returns the xa_switch_t structure to the enterprise server. Mandatory. 
		  
- Open string 
		  
-  Specify the string that is passed to the resource manager on the xa_open() call. It usually contains at least the database name, and the user ID and password for connecting to the database. The contents of this string are database-specific. 
			 Where the resource manager supports dynamic registration, and the database vendor requires the name of the module that provides the 
				ax_reg function, you should specify 
				casaxlib. 
			  
- Close string 
		  
-  The string that is passed to the resource manager on the xa_close() call. To find out whether or not you need to supply 
			 Close string, see your database vendor's documentation. 
		  
- Description 
		  
-  Specify an optional text description of the resource manager definition. 
		  
- Enabled 
		  
-  Check this to enable the resource manager. It is checked by default. 
		  
 
- Click 
		  Add. 
		
Note: You cannot add a resource manager until all the mandatory fields have values.