赫思曼交换机Firmware升级说明.ppt

赫思曼交换机Firmware 升级说明 上海海得控制系统股份有限公司 工业IT事业部 Software Update Software Update A software update replaces the installed operating software completely by the new software release. It is possible to upgrade to a new software version as well as to downgrade to an older software version. If a stored configuration exists, it will only be preserved by a software upgrade. When performing a software downgrade, its contents may be lost completely or partially. If the downgrade to an older software version results in error messages and repeated device reboots, then delete the configuration by entering the System Monitor 1 and applying its menu Erase main configuration file, please. If you use an ACA, you have to delete the configuration file *.cfg on the ACA manually. Alternatively, you can boot without the ACA. CAUTION Prior to a software update, disconnect all redundant connections. When updating, please consider that an unsaved configuration will be lost and the default values will become active. Please be patient while updating, the update process needs some minutes to complete. On all L2E variants there is no backup image. Make sure that the update has ended successfully before restarting the switch. After a succesful update, the switch can be restarted. Check the redundancy configuration again before you reconnect all redundant connections. three options for loading the software Update over TFTP Update over ACA 21-USB Update over HTTP 保存设置 Software Updates 方法一：Update over HTTP Update over HTTP（ Ⅰ ） Update over HTTP（ Ⅱ ） Update over HTTP（ Ⅲ ） 点击 “Http-update”按钮开始升级。 Update over HTTP（ Ⅳ） 升级成功后进入 Basics - Restart 页面，点击 Restart Switch 按钮，执行冷启动。 完成升级工作。 Update over TFTP (Ⅴ) 升级成功后进入 Basics - Software页面，可以查看到升级后的Firmware版本。 方法二：Update over TFTP Update over TFTP ( I ) Update over TFTP ( II ) Update over TFTP ( III ) Update over TFTP ( Ⅳ ) 升级成功后进入 Basics - Software页面，可以查看到升级后的Firmware版本。 * 赫思曼交换机升级后，没有保存到 Flash 中的设置会被丢弃，因此在升级交换机前应该将交换机 RAM 中的设置保存到