On 10/23/2013 03:53 PM, Florent Bautista wrote: > On 10/23/2013 01:06 PM, Guus Sliepen wrote: >> That's correct, those files are generated by running: >> >> autoreconf -fsi >> >> Afterwards, just run ./configure and make as usual. See also the README.git >> file. >> >> > Thank you, it's OK. > > But... with Tinc 1.1 (git), I have a big MTU problem... > > Tinc does not seem to handle packets of 1500 bytes... > > ping -s 1400 is OK > ping -s 1500 is not OK. > > with 1.0.23, both were OK. > > 1469 bytes packet is OK, 1470 is not. > > Same parameters (defaults, except addresses of hosts). > > In logs, it does not seem to get errors but I can see that : > > Oct 23 15:46:15 host2 tinc.tincnetwork[8999]: Got MTU probe request 1518 > from host1 (192.168.0.71 port 655) > Oct 23 15:46:15 host2 tinc.tincnetwork[8999]: Got MTU probe request 1518 > from host1 (192.168.0.71 port 655) > Oct 23 15:46:15 host2 tinc.tincnetwork[8999]: Got MTU probe request 1518 > from host1 (192.168.0.71 port 655) > Oct 23 15:46:16 host2 tinc.tincnetwork[8999]: Sending MTU probe length > 1518 to host1 (192.168.0.71 port 655) > Oct 23 15:46:16 host2 tinc.tincnetwork[8999]: Sending MTU probe length > 1518 to host1 (192.168.0.71 port 655) > Oct 23 15:46:16 host2 tinc.tincnetwork[8999]: Sending MTU probe length > 1518 to host1 (192.168.0.71 port 655) > Oct 23 15:46:16 host2 tinc.tincnetwork[8999]: Got type 2 MTU probe reply > 1518 from host1 (192.168.0.71 port 655) > Oct 23 15:46:16 host2 tinc.tincnetwork[8999]: Got type 2 MTU probe reply > 1518 from host1 (192.168.0.71 port 655) > Oct 23 15:46:16 host2 tinc.tincnetwork[8999]: Got type 2 MTU probe reply > 1518 from host1 (192.168.0.71 port 655) > Oct 23 15:46:16 host2 tinc.tincnetwork[8999]: host1 (192.168.0.71 port > 655) RTT 0.18 ms, burst bandwidth 476.235 Mbit/s, rx packet loss 100.00 % > > > Interfaces are all MTU 1500... > _______________________________________________ > tinc mailing list > [email protected] > http://www.tinc-vpn.org/cgi-bin/mailman/listinfo/tinc
Now I see errors when I ping -s 1470... Oct 23 17:18:42 host2 tinc.tincnetwork[3724]: Error while decrypting: error:00000000:lib(0):func(0):reason(0) Oct 23 17:18:42 host2 tinc.tincnetwork[3724]: Failed to decrypt and verify packet _______________________________________________ tinc mailing list [email protected] http://www.tinc-vpn.org/cgi-bin/mailman/listinfo/tinc
