SW update / activation / removal state. idle: State idle indicates that no SW update / activation / removal is active. Initial state. State transition back to idle is always initiated by the SNMP Manager and has to be possible out of any state (including idle). Upon this, the Agent resets swStateResultOk to false and all the other objects to the default values listed in the SW update preconditions above. versionReq: SW update version request state, the SNMP Manager provides details of new SW package (file upload of TOC file) to the SNMP Agent. State transition to versionReq is always initiated by the SNMP Manager. prepareVersionRsp: During prepareVersionRsp state the Agent analyzes the TOC file. The Agent prepares the information which files are needed to be uploaded for the new SW package and which SW packages are already available at the Agent. State transition to prepareVersionRsp is always initiated by the SNMP Manager. versionRsp: In state versionRsp the Agent provides the data prepared during prepareVersionRsp and the data is ready to be read by the Manager. State transition to versionRsp is always initiated by the SNMP Agent. fileTransfer: State where the actual HTTP file upload of all the needed files of the new SW package takes place. State transition to fileTransfer is always initiated by the SNMP Manager. fileTransferDone: File transter is finished, new SW package is available at the Agent and is ready for activation. State transition to fileTransterDone is always initiated by the SNMP Manager. versionActivation: During versionActivation the Agent performs all necessary activities to activate the new SW package version. If during version activation the Agent has to reboot, the state has to be preserved. State transition to versionActivation is always initiated by the SNMP Manager. versionActivationOrRemovalDone: SW package activation or removal is finished. Final state. State transition to versionActivationOrRemovalDone is always initiated by the SNMP Agent. versionRemoval: State to initiate the removal of a SW package. The SNMP Manager provides SW package version to the SNMP Agent. State transition to versionRemoval is always initiated by the SNMP Manager.