Service execution process. The name is taken from native Enterprise Server. In 
            	 
Enterprise Server for .NET, a SEP is an AppDomain running within a 
            	 
w3wp.exe or 
            	 
seesep.exe process. Multiple SEPs will exist within these processes. A CICS transaction or batch job runs within a SEP. 
            	 
            
A SEP provides: 
               	 
               
 
                  		
                  - A COBOL execution environment 
                     		
                  
- State/Session management 
                     		
                  
- Transactional control (resource management) 
                     		
                  
- Infrastructure for RTS and Request Handlers