Re: [Openvpn-users] Fragment

2021-03-09 Thread tincanteksup
Eh-up Chuck! On 09/03/2021 19:03, Gert Doering wrote: Hi, On Tue, Mar 09, 2021 at 07:55:11PM +0100, David Sommerseth wrote: What I suspect Gert meant was that you can add it in the client config on the clients - and each client config may have different --mssfix values. Actually I thought yo

Re: [Openvpn-users] Fragment

2021-03-09 Thread Gert Doering
Hi, On Tue, Mar 09, 2021 at 07:55:11PM +0100, David Sommerseth wrote: > What I suspect Gert meant was that you can add it in the client config > on the clients - and each client config may have different --mssfix values. Actually I thought you could have it in ccd/ files (et al) on the server.

Re: [Openvpn-users] Fragment

2021-03-09 Thread David Sommerseth
On 09/03/2021 19:51, tincanteksup wrote: Hi, On 05/03/2021 18:43, Gert Doering wrote: Hi, On Fri, Mar 05, 2021 at 06:20:54PM +, tincanteksup wrote: All other clients behave normally but they do not use --fragment or --mssfix. It should be, but I'm not sure if --fragment can be set on a

Re: [Openvpn-users] Fragment

2021-03-09 Thread tincanteksup
Hi, On 05/03/2021 18:43, Gert Doering wrote: Hi, On Fri, Mar 05, 2021 at 06:20:54PM +, tincanteksup wrote: All other clients behave normally but they do not use --fragment or --mssfix. It should be, but I'm not sure if --fragment can be set on a per-client basis (yet)... --mssfix can be

Re: [Openvpn-users] mssfix set to zero

2021-03-09 Thread Marc SCHAEFER
On Tue, Mar 09, 2021 at 04:48:43PM +0100, Gert Doering wrote: > No. The code in question is not OS dependent (forward.c, mss.c, no > #ifdef _WIN32 anywhere close to "mss"). Some background: Actually, OpenVPN acts here as a firewall with inspection and mangling, as far as I understand, modifying

Re: [Openvpn-users] mssfix set to zero

2021-03-09 Thread tincanteksup
Thanks Gert, interesting ways indeed ! On 09/03/2021 15:48, Gert Doering wrote: Hi, On Tue, Mar 09, 2021 at 03:33:56PM +, tincanteksup wrote: what is the final effect of using `--mssfix 0` in a client config ? What I mean is, how would openvpn interpret this and what would it tell the TCP

Re: [Openvpn-users] mssfix set to zero

2021-03-09 Thread Gert Doering
Hi, On Tue, Mar 09, 2021 at 03:33:56PM +, tincanteksup wrote: > what is the final effect of using `--mssfix 0` in a client > config ? > > What I mean is, how would openvpn interpret this and what would > it tell the TCP stack ? > > I don't need to know about MSS, I just want to know what ope

[Openvpn-users] mssfix set to zero

2021-03-09 Thread tincanteksup
Hi, what is the final effect of using `--mssfix 0` in a client config ? What I mean is, how would openvpn interpret this and what would it tell the TCP stack ? I don't need to know about MSS, I just want to know what openvpn would do with a setting of 0. Also, would openvpn behave differently