先上日志
#cat syslog |grep pptp
Dec 15 10:49:24 localhost pptpd[23448]: CTRL: Client
61.141.xxx.xxx control connection started
Dec 15 10:49:24 localhost pptpd[23448]: CTRL: Starting call (launching pppd, opening GRE)
Dec 15 10:49:24 localhost pptpd[23448]: GRE: read(fd=7,buffer=55a60eccb400,len=8260) from network failed: status = -1 error = Protocol not available
Dec 15 10:49:24 localhost pptpd[23448]: CTRL: GRE read or PTY write failed (gre,pty)=(7,6)
Dec 15 10:49:24 localhost pptpd[23448]: CTRL: Reaping child PPP[23449]
Dec 15 10:49:25 localhost pptpd[23448]: CTRL: Client
61.141.xxx.xxx control connection finished
Dec 15 10:49:42 localhost pptpd[23472]: CTRL: Client
61.141.xxx.xxx control connection started
Dec 15 10:49:43 localhost pptpd[23472]: CTRL: Starting call (launching pppd, opening GRE)
Dec 15 10:49:43 localhost pptpd[23472]: GRE: read(fd=7,buffer=5650be7ca400,len=8260) from network failed: status = -1 error = Protocol not available
Dec 15 10:49:43 localhost pptpd[23472]: CTRL: GRE read or PTY write failed (gre,pty)=(7,6)
Dec 15 10:49:43 localhost pptpd[23472]: CTRL: Reaping child PPP[23473]
Dec 15 10:49:43 localhost pptpd[23472]: CTRL: Client
61.141.xxx.xxx control connection finished
Dec 15 10:49:55 localhost pptpd[23508]: CTRL: Client
61.141.xxx.xxx control connection started
Dec 15 10:49:55 localhost pptpd[23508]: CTRL: Starting call (launching pppd, opening GRE)
Dec 15 10:49:55 localhost pptpd[23508]: GRE: read(fd=7,buffer=555821dd2400,len=8260) from network failed: status = -1 error = Protocol not available
Dec 15 10:49:55 localhost pptpd[23508]: CTRL: GRE read or PTY write failed (gre,pty)=(7,6)
Dec 15 10:49:55 localhost pptpd[23508]: CTRL: Reaping child PPP[23509]
Dec 15 10:49:55 localhost pptpd[23508]: CTRL: Client
61.141.xxx.xxx control connection finished
这时候
#modprobe gre
会出现如下问题
modprobe: ERROR: ../libkmod/libkmod.c:507 kmod_lookup_alias_from_builtin_file() could not open builtin file '/lib/modules/4.9.0-x86_64-linode79/modules.builtin.bin'
modprobe: FATAL: Module gre not found.
看起来就是相应的模块缺失,实在不知道该怎么把 GRE 相关系列模块补回来
恳请各位赐教
这是一个专为移动设备优化的页面(即为了让你能够在 Google 搜索结果里秒开这个页面),如果你希望参与 V2EX 社区的讨论,你可以继续到 V2EX 上打开本讨论主题的完整版本。
https://www.v2ex.com/t/327769
V2EX 是创意工作者们的社区,是一个分享自己正在做的有趣事物、交流想法,可以遇见新朋友甚至新机会的地方。
V2EX is a community of developers, designers and creative people.