Reverse mappings help the system continue to perform and scale well when large applications are placing huge memory demands on the kernel and multiple processes are sharing memory.
当大型应用程序向内核请求大量内存和多个进程共享内存时，反向映射帮助系统继续有效地运行和扩展。
2
Reboot the system after the forward and reverse lookup zones have been created.
创建了正向和反向查找区域后，重新启动系统。
3
Most of the tasks and work products required to reverse-engineer a system can be found in RUP.