Huawei Intelligent Network (IN) is used by one of emergent opearator in Indonesia. This system is quite simple and easy to be maintained but there is a problem in stability and performance.
In several occasion, it needs to be restarted due to instability. For a big operator it is a big problem to restart an IN system. It will cause a revenue lost to the company and it will also trigger a lot of complaints from customers.
So what should be done?