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Re: [Astlinux-users] Wireguard VPN disconnection
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From: Lonnie A. <li...@lo...> - 2021-03-20 02:41:20
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I haven't seen any issues with a WG MTU of 1340, yet anyway. Lonnie > On Mar 19, 2021, at 9:29 PM, Michael Knill <mic...@ip...> wrote: > > Thanks Lonnie > > Hmm that may have something to do with it. Might also be when it fails over to 4G. > As most of my VPN's carry voice only, I think a standard MTU of 1340 for all my systems should be fine. What do you think? > > Regards > Michael Knill > > On 20/3/21, 10:40 am, "Lonnie Abelbeck" <li...@lo...> wrote: > > Hi Michael, > > I have not experienced anything like that, WireGuard connectivity is rock solid for me. > > I don't recall later WireGuard versions having any fixes for what you are describing. > > Just guessing, the standard MTU for WG is 1420 (1500-80), if you have a PPPoE connection with a MTU of 1492 you might try setting the WG MTU to 1412 (1500-8-80) or lower to test. > > I'm testing a 4G-LTE/5G fixed wireless internet service from T-Mobile, they use Carrier Grade NAT (CGNAT) for IPv4 which lowers the MTU to 1420 (just like WG) so WG needs a MTU setting of 1340 to work over the CGNAT or else it hangs. > > Lonnie > > > > >> On Mar 19, 2021, at 3:42 PM, Michael Knill <mic...@ip...> wrote: >> >> Hi Group >> >> Not sure if anyone else is experiencing this. I'm on 1.3.10 and all my systems connect via Wireguard VPN to both my softswitches. >> Its generally all pretty stable but occasionally one of the VPN’s will be disconnected and I have tried everything I can think of to bring it back up but only a reboot has managed to do so at this stage. >> Any ideas? >> >> Regards >> Michael Knill >> _______________________________________________ >> Astlinux-users mailing list >> Ast...@li... >> https://lists.sourceforge.net/lists/listinfo/astlinux-users >> >> Donations to support AstLinux are graciously accepted via PayPal to pa...@kr.... > > > > _______________________________________________ > Astlinux-users mailing list > Ast...@li... > https://lists.sourceforge.net/lists/listinfo/astlinux-users > > Donations to support AstLinux are graciously accepted via PayPal to pa...@kr.... > > > _______________________________________________ > Astlinux-users mailing list > Ast...@li... > https://lists.sourceforge.net/lists/listinfo/astlinux-users > > Donations to support AstLinux are graciously accepted via PayPal to pa...@kr.... |
