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Thread: PPTP error in connection from remote device

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hello

i've setup pptp vpn server on ubuntu server 11.04, using guide: http://www.ubuntugeek.com/howto-pptp...ucid-lynx.html

when try connect devices folowing error in /var/log/syslog:

ubuntu 11.04 laptop:

jul 4 10:49:42 ubuntuserver pptpd[4255]: ctrl: starting call (launching pppd, opening gre)
jul 4 10:49:42 ubuntuserver pppd[4257]: plugin /usr/lib/pptpd/pptpd-logwtmp.so loaded.
jul 4 10:49:42 ubuntuserver pppd[4257]: pppd 2.4.5 started root, uid 0
jul 4 10:49:42 ubuntuserver pppd[4257]: using interface ppp0
jul 4 10:49:42 ubuntuserver pppd[4257]: connect: ppp0 <--> /dev/pts/5
jul 4 10:49:42 ubuntuserver pptpd[4255]: gre: bad checksum pppd.
jul 4 10:50:11 ubuntuserver pptpd[4255]: ctrl: reaping child ppp[4257]
jul 4 10:50:11 ubuntuserver pppd[4257]: hangup (sighup)
jul 4 10:50:11 ubuntuserver pppd[4257]: modem hangup
jul 4 10:50:11 ubuntuserver pppd[4257]: connection terminated.
jul 4 10:50:11 ubuntuserver pppd[4257]: exit.

iphone , android phone same error:

jul 4 10:54:10 ubuntuserver pptpd[4325]: ctrl: starting call (launching pppd, opening gre)
jul 4 10:54:10 ubuntuserver pppd[4327]: plugin /usr/lib/pptpd/pptpd-logwtmp.so loaded.
jul 4 10:54:10 ubuntuserver pppd[4327]: pppd 2.4.5 started root, uid 0
jul 4 10:54:10 ubuntuserver pppd[4327]: using interface ppp0
jul 4 10:54:10 ubuntuserver pppd[4327]: connect: ppp0 <--> /dev/pts/5
jul 4 10:54:10 ubuntuserver pptpd[4325]: gre: bad checksum pppd.
jul 4 10:54:40 ubuntuserver pppd[4327]: lcp: timeout sending config-requests
jul 4 10:54:40 ubuntuserver pppd[4327]: connection terminated.
jul 4 10:54:40 ubuntuserver pppd[4327]: modem hangup
jul 4 10:54:40 ubuntuserver pppd[4327]: exit.
jul 4 10:54:40 ubuntuserver pptpd[4325]: gre: read(fd=6,buffer=611660,len=8196) pty failed: status = -1 error = input/output error, cause$
jul 4 10:54:40 ubuntuserver pptpd[4325]: ctrl: pty read or gre write failed (pty,gre)=(6,7)
jul 4 10:54:40 ubuntuserver pptpd[4325]: ctrl: reaping child ppp[4327]

if has ideea?



Forum The Ubuntu Forum Community Ubuntu Specialised Support Ubuntu Servers, Cloud and Juju Server Platforms [ubuntu] PPTP error in connection from remote device


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