Jul 28 00:45:38 FC4 pppd[4725]: EAP: unauthenticated peer name "yy"
Jul 28 00:45:38 FC4 pppd[4725]: MPPE required, but MS-CHAP[v2] auth not performed.
Jul 28 00:45:38 FC4 pppd[4725]: Connection terminated.
Jul 28 00:45:38 FC4 pppd[4725]: Connect time 0.1 minutes.
Jul 28 00:45:38 FC4 pppd[4725]: Sent 0 bytes, received 0 bytes.
Jul 28 00:45:38 FC4 pppd[4725]: Exit.
Jul 28 00:45:38 FC4 pptpd[4724]: GRE: read(fd=6,buffer=8059980,len=8196) from PTY failed: status = -1 error = Input/output error, usually caused by unexpected termination of pppd, check option syntax and pppd logs
Jul 28 00:45:38 FC4 pptpd[4724]: CTRL: PTY read or GRE write failed (pty,gre)=(6,7)
Jul 28 00:45:38 FC4 pptpd[4724]: CTRL: Client 172.27.16.104 control connection finished
Jul 28 00:45:50 FC4 sshd(pam_unix)[4736]: session opened for user root by root(uid=0)
这是VPN服务器日志信息.