25 can still be supported over PPP, or even over IP, but doing this requires either a router to do encapsulation or intelligence built into the end terminal.
25 can still be supported over PPP, or even over IP, but doing this requires either a router to do encapsulation or intelligence built into the end terminal.
25能仍然在PPP,或甚至上面的IP之上被支援但是做这需要或一个路由器做封包或者智力进入结束终端机之内建造。