| - | EAI defines the high-level roles of the different integrated systems in the enterprise and can become as complex as PLM or ERP integration. |
| - | By creating a new system dependency, the integration solution affects the application flexibility. |
| - | By interfacing all proprietary system code and using latest e-business technology, EAI project requires important technical comprehension. |
| - | There are multiples integration topics to be defined (Business Process, Connector, Mapping, Data transfer .). |
| - | Many EAI solutions are not able to meet the production scalabilty requirements (performance, human manipulations, exception handling, solution failure. |