If you are backing up the existing OS via a serial link, be patient: it took approximately 15 minutes on my machine.
如果您通过一个串行链接备份现在的操作系统，请耐心：在我的机器上这需要大约15分钟。
2
This managed system name is guaranteed to be enterprise-wide unique since it contains the serial number of the physical machine.
因为这个受管理系统名包含物理机器的序号，所以确保它在整个企业范围内是惟一的。
3
The only way I have found to recover from this is to either log into the machine via the serial port and kill off the lock program, or hard-reboot the machine.