| 摘要 |
Code that is to be downloaded to a node (50) from across an unsecure network (12), such as the internet, is routed to a sanity check-point function (44) supporting an emulator of the node (50). Only after an interoperability and compatibility assessment has been undertaken (112, 128) by having the downloaded code run (122-126) on the emulator does the code get passed (116, 134) to the node for software upgrade, application augmentation or content review purposes. A system operator (or system administrator) can therefore regulate software upgrades to mitigate potentially catastrophic software upgrades that would otherwise adversely affect, for example, mobile unit operation. Once code has been assessed, then it can either be stored (108, 132) in a code and fault repository (46) for future use with identical node-originating requests or it can be discarded and labelled as operating-system incompatible within code and fault repository (46). |
