1 (edytowany przez miguelos 2017-08-22 09:05:28)

Temat: server pptp przestal dzialac

Hej

Zalezalo mi na najprostszym rozwiazaniu, wiec postawilem server pptpd
Robilem wszystko wg instrukcji na eko.one.pl + dodalem

iptables -A input_rule -i ppp+ -j ACCEPT
iptables -A output_rule -o ppp+ -j ACCEPT
iptables -A forwarding_rule -i ppp+ -j ACCEPT
iptables -A forwarding_rule -o ppp+ -j ACCEPT

Wszystko dzialalo tydzien i bez wiadomej przyczyny przestalo...

logi pokazuja zwykly timeout :

Tue Aug 22 09:49:27 2017 daemon.info pptpd[10717]: CTRL: Client 83.238.2.2 control connection started
Tue Aug 22 09:49:28 2017 daemon.info pptpd[10717]: CTRL: Starting call (launching pppd, opening GRE)
Tue Aug 22 09:49:28 2017 daemon.notice pppd[10722]: pppd 2.4.7 started by root, uid 0
Tue Aug 22 09:49:28 2017 daemon.info pppd[10722]: Using interface ppp0
Tue Aug 22 09:49:28 2017 daemon.notice pppd[10722]: Connect: ppp0 <--> /dev/pts/1
Tue Aug 22 09:49:58 2017 daemon.warn pppd[10722]: LCP: timeout sending Config-Requests
Tue Aug 22 09:49:58 2017 daemon.notice pppd[10722]: Connection terminated.
Tue Aug 22 09:49:58 2017 daemon.notice pppd[10722]: Modem hangup
Tue Aug 22 09:49:58 2017 daemon.info pppd[10722]: Exit.
Tue Aug 22 09:49:58 2017 daemon.err pptpd[10717]: GRE: read(fd=6,buffer=41f48c,len=8196) from PTY failed: status = -1 error = I/O error, usually caused by unexpected termination of pppd, check option syntax and pppd logs
Tue Aug 22 09:49:58 2017 daemon.err pptpd[10717]: CTRL: PTY read or GRE write failed (pty,gre)=(6,7)
Tue Aug 22 09:49:58 2017 daemon.debug pptpd[10717]: CTRL: Reaping child PPP[10722]
Tue Aug 22 09:49:58 2017 daemon.info pptpd[10717]: CTRL: Client 83.238.2.2 control connection finished

probowalem juz wszelkich restartow jak i laczyc sie od roznych operatorow ISP

2 (edytowany przez miguelos 2017-08-23 08:12:46)

Odp: server pptp przestal dzialac

ok, problem zlokalizowany na urzadzeniu NAT-ujacym operatora...
znalazlem przez packet capture na kliencie i serverze