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Re: [pptp-devel] pptp connection dies in pptp-linux_1.9.* Works fine in pptp-linux_1.8.0-1
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From: James C. <qu...@la...> - 2018-09-21 00:35:28
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It's an option for pptp, not an option for pppd. On Thu, Sep 20, 2018 at 10:20:55PM +0000, dz wrote: > Thanks for your prompt reply! > However default Ubuntu 18.04 pptp-linux v.1.9.0+ds-2 does not seem to > recognize the option: > --- > pon provider --missing-window 300 > /usr/sbin/pppd: unrecognized option '--missing-window' > pppd version 2.4.7 > Usage: /usr/sbin/pppd [ options ], where options are: > <device> Communicate over the named device > <speed> Set the baud rate to <speed> > <loc>:<rem> Set the local and/or remote interface IP > addresses. Either one may be omitted. > asyncmap <n> Set the desired async map to hex <n> > auth Require authentication from peer > connect <p> Invoke shell command <p> to set up the serial line > crtscts Use hardware RTS/CTS flow control > defaultroute Add default route through interface > file <f> Take options from file <f> > modem Use modem control lines > mru <n> Set MRU value to <n> for negotiation > See pppd(8) for more options. > --- > Should a version of the package understanding the option be installed from a > specific location other than default Ubuntu 18.04 repository? > > ------ Wiadomość oryginalna ------ > Od: "James Cameron" <qu...@la...> > Do: "dz" <dz...@gm...> > DW: ppt...@li... > Data: 21.09.2018 00:05:36 > Temat: Re: [pptp-devel] pptp connection dies in pptp-linux_1.9.* Works fine > in pptp-linux_1.8.0-1 > > >Your network environment is probably unusual, with duplicate or > >dropped packets. > > > >Please try adding --missing-window 300 to the pptp command. > > > >That was the default in 1.8.0, and it was disabled in 1.9.0. > > > >On Thu, Sep 20, 2018 at 07:10:50PM +0000, dz wrote: > >>Dear developers, > >> > >>After upgrading Ubuntu and hence pptp-linux package to version > >>1.9.0+ds-2 my > >>connection to an Asus home router-based pptp server dies after some > >>minutes > >>of active usage throwing in syslog a burst of dozens of messages > >>"pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: discarding duplicate > >>packet > >>nnnnn". > >>The connection is still on and ppp0 is shown among interfaces but no > >>data > >>goes through. Disconnecting and re-connecting resolves the issue just > >>for > >>few minutes of active use. > >>Uninstalling 1.9.0+ds-2 version of pptp-linux and installing instead > >>pptp-linux_1.8.0-1_amd64.deb fixes the issue. Occasional single messages > >>"discarding duplicate packet yyyyy" appear in the log with no impact to > >>the > >>connection. It stays on and works stable for days. > >>The problem is repeatable. I have installed a fresh formatted test > >>system > >>with ubuntu-18.04.1-server-amd64 OS and pptp-linux v.1.9.0+ds-2 and the > >>problem was there at once. Downgrading to > >>pptp-linux_1.9.0+ds-1_amd64.deb > >>does not solve the issue. Downgrading to v.1.8.0-1 does solve it at > >>once. > >>Providing a relevant fragment of syslog for the reference: > >>--- > >>Sep 19 23:12:18 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58793 > >>Sep 19 23:12:18 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58797 > >>Sep 19 23:12:18 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58839 > >>Sep 19 23:12:18 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58840 > >>Sep 19 23:12:18 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58841 > >>Sep 19 23:12:18 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58842 > >>... > >>Sep 19 23:12:18 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58884 > >>Sep 19 23:12:19 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58885 > >>... > >>Sep 19 23:12:19 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58906 > >>Sep 19 23:12:19 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58907 > >>Sep 19 23:12:19 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58908 > >>Sep 19 23:12:19 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58909 > >>Sep 19 23:12:19 dz-test pptp[1320]: anon warn[pqueue_add:pqueue.c:151]: > >>discarding duplicate packet 58910 > >>--- > >>After the last line the connection became unusable. > >>I could provide more information if needed. > >>Please help to investigate the issue and possibly to resolve it in the > >>next > >>version of pptp-linux package. > >> > >>With best regards, Dmitry > >> > >> > >> > >>_______________________________________________ > >>pptpclient-devel mailing list > >>ppt...@li... > >>https://lists.sourceforge.net/lists/listinfo/pptpclient-devel > > > >-- > >James Cameron > >http://quozl.netrek.org/ > -- James Cameron http://quozl.netrek.org/ |
