As each datagram of the IOS image file is downloaded, an exclamation mark (!) will be displayed. This IOS image is several megabytes and may take a long time to download.

• 当每个IOS映像档的资料元被下载，将显示一个惊叹号(!)。此IOS映像档有数百万位元组且可能需要花费很长的时间来下载。