当我尝试进行速度测试时，我的 pptp 连接被终止速度测试网
我有一个安装了 centos 5 的 vps 帐户。它使用 openvz 进行虚拟化。
错误/var/logs/messages说：
Aug 5 22:44:24 vps1 pptpd[902]: CTRL: Client x.x.x.x control connection started
Aug 5 22:44:24 vps1 pptpd[902]: CTRL: Starting call (launching pppd, opening GRE)
Aug 5 22:44:24 vps1 pppd[903]: Plugin /usr/lib64/pptpd/pptpd-logwtmp.so loaded.
Aug 5 22:44:24 vps1 pppd[903]: pppd 2.4.4 started by root, uid 0
Aug 5 22:44:24 vps1 pppd[903]: Using interface ppp0
Aug 5 22:44:24 vps1 pppd[903]: Connect: ppp0 <--> /dev/pts/1
Aug 5 22:44:27 vps1 pptpd[902]: CTRL: Ignored a SET LINK INFO packet with real ACCMs!
Aug 5 22:44:28 vps1 pppd[903]: MPPE 128-bit stateless compression enabled
Aug 5 22:44:29 vps1 pppd[903]: Cannot determine ethernet address for proxy ARP
Aug 5 22:44:29 vps1 pppd[903]: local IP address 192.168.0.1
Aug 5 22:44:29 vps1 pppd[903]: remote IP address 192.168.0.101
Aug 5 22:44:35 vps1 pptpd[902]: GRE: read(fd=7,buffer=6097c0,len=8260) from network failed: status = -1 error = Protocol not available
Aug 5 22:44:35 vps1 pptpd[902]: CTRL: GRE read or PTY write failed (gre,pty)=(7,6)
Aug 5 22:44:35 vps1 pppd[903]: Modem hangup
Aug 5 22:44:35 vps1 pppd[903]: Connect time 0.1 minutes.
Aug 5 22:44:35 vps1 pppd[903]: Sent 134752 bytes, received 20812 bytes.
Aug 5 22:44:35 vps1 pppd[903]: MPPE disabled
Aug 5 22:44:35 vps1 pppd[903]: Connection terminated.
Aug 5 22:44:35 vps1 pppd[903]: Exit.
Aug 5 22:44:35 vps1 pptpd[902]: CTRL: Client x.x.x.x control connection finished
我按照说明这里安装 pptp
这个问题与如何在使用 openvz 的 centos 5 上添加 eth0
问题是：我如何让该速度测试页面正常工作？
答案1
问题可能出在主机或客户端。确保两端均允许使用端口 1723 和协议 47。