PPP protocol is a widely supported WAN datagram encapsulating protocol.PPP協(xié)議是個被廣泛使用,用來實現(xiàn)LAN協(xié)議 中繼的WAN數(shù)據(jù)封裝協(xié)議.The ICMP message is packaged in an IP datagram and routed to the source host.ICMP的信息也按照IP協(xié)議打包,寓于數(shù)據(jù)體中,并且路由至源主機.It ...