Bug#617531: pptp-linux: speed degraded dramatically

2011-03-27 Thread Ola Lundqvist
Privet Vladimir It could be so that the MTU discovery fails for some reason. This is not necessarily a fault in pptp, but it could be a router/firewall problem. Why it works in Windows is that they may have a lower default MTU compared to the linux implementation. The same may apply to ssh. I

Bug#617531: pptp-linux: speed degraded dramatically

2011-03-26 Thread Ola Lundqvist
Hi Vladimir First thanks for your report. On Fri, Mar 25, 2011 at 07:32:10PM +0300, Vladimir Stavrinov wrote: On Fri, Mar 25, 2011 at 07:05:20PM +0300, Vladimir Stavrinov wrote: pptp[20681]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 67186 (expecting 67180, lost or reordered)

Bug#617531: pptp-linux: speed degraded dramatically

2011-03-26 Thread Ola Lundqvist
Hi Vladimir Oh, thanks. Did not see that. Checking this now. // Ola On Sat, Mar 26, 2011 at 02:43:33PM +0300, Vladimir Starvinov wrote: On Sat, Mar 26, 2011 at 12:17:43PM +0100, Ola Lundqvist wrote: pptp[20681]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 67186 (expecting

Bug#617531: pptp-linux: speed degraded dramatically

2011-03-26 Thread Ola Lundqvist
I Vladimir I have now looked through the source code, checked the logs you send and the description below. It is quite clear that the following happens: You have packet loss (or reordering of packets) in the direction from the server to the client. You can see that from the logs. For more

Bug#617531: pptp-linux: speed degraded dramatically

2011-03-25 Thread Vladimir Stavrinov
Package: pptp-linux Version: 1.7.2-6 Followup-For: Bug #617531 I am confirming the problem reported by Eirik Johnsen. But in my case the connection slow down not 50% but 20 times! The rumor is that pptp daemon in this test was linux server, but it working with Window 7 client more then order of

Bug#617531: pptp-linux: speed degraded dramatically

2011-03-25 Thread Vladimir Stavrinov
On Fri, Mar 25, 2011 at 12:23:45PM +0300, Vladimir Stavrinov wrote: connection slow down not 50% but 20 times! The rumor is that pptp daemon in I have discovered, that speed is degraded only in direction from server to client, but in opposite direction from client to server it is normal as it

Bug#617531: pptp-linux: speed degraded dramatically

2011-03-25 Thread Vladimir Stavrinov
On Fri, Mar 25, 2011 at 06:41:15PM +0300, Vladimir Stavrinov wrote: I have discovered, that speed is degraded only in direction from server to client, but in opposite direction from client to server it is normal Further investigation show me place where the problem arise from. While

Bug#617531: pptp-linux: speed degraded dramatically

2011-03-25 Thread Vladimir Stavrinov
On Fri, Mar 25, 2011 at 07:05:20PM +0300, Vladimir Stavrinov wrote: pptp[20681]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 67186 (expecting 67180, lost or reordered) with --nobuffer option speed increase in 2-3 times but still 10 times less then in ssh connection. And syslog