Re: [Openvpn-devel] openvpn-2.0_beta1: tunnel MTU a bit too large

On Sunday 16 May 2004 23:49, James Yonan wrote: > Denis, > > There are two ways of setting the MTU in OpenVPN, one is to use --tun-mtu > which doesn't include any encapsulation overhead, the other is to use > --link-mtu which sets the maximum encrypted UDP datagram size sent between > OpenVPN

Re: [Openvpn-devel] openvpn-2.0_beta1: tunnel MTU a bit too large

Denis Vlasenko said: > On Sunday 16 May 2004 23:49, James Yonan wrote: > > Denis, > > > > There are two ways of setting the MTU in OpenVPN, one is to use --tun-mtu > > which doesn't include any encapsulation overhead, the other is to use > > --link-mtu which

Re: [Openvpn-devel] openvpn-2.0_beta1: tunnel MTU a bit too large

> Or maybe I'm mistaken and I shall set --link-mtu not to the value > reported by 'ip a l dev eth0' (i.e. max IP packet size), but > to the max *UDP* packet size? 1500-28=1472, then. Not every user > knows IP overhead size. I don't. I looked at tcpdump to figure out. "Double frag" bug does not