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6 Multi-Technology Self-Healing > 6.3. Inputs for Self-Healing

6.3. Inputs for Self-Healing

Due to the dynamic nature of mobile networks and the number of elements involved, many possible reasons for cell outage exist: from hardware problems to configuration issues and even temporary degradation due to external factors, such as weather conditions, which do not require any corrective action. Relatively often, the reason for a problem is not an isolated cause but a combination of multiple ones that are simultaneously active and cannot be decoupled. Therefore, analyzing the cause of a problem in a cell is a complex, cumbersome task, which requires examining a wide range of potential problems and thus requires having access to a wide, heterogeneous range of input information sources. As shown in Figure 6.2, such information can be classified in several categories, which will be presented in the following:


  

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