先说我搭建过程中出现的问题吧: 按照 教程搭建好之后出现了619错误,查看日志:/var/log/messages: Nov 20 09:46:20 localhost pptpd[7498]: GRE: read(fd=6,buffer=8059680,len=8196) from PTY failed: status = -1 error = Input/output error, usually caused by unexpected termination of pppd, check