P

program [ˈprōˌɡram] 程序

the process of 的过程

The following section describes the process of configuring your systems IP address and default gateway needed for communicating on a local area network and the Internet.

persistent [pərˈsist(ə)nt]

however they are not persistent and will be lost after a reboot.不是永久性的，重启失效。