D'Arcy Cain <[email protected]> wrote: >On 2018-09-02 12:10 PM, Robert Swindells wrote: >> >> D'Arcy Cain <[email protected]> wrote: >>> On 2018-09-02 10:03 AM, Robert Swindells wrote: >>>>> The idea is to use re0 as my DSL connection and later to use athn1 in >>>>> the campgrounds as I travel. Here is the relevant portion of my rc.conf. >>>> >>>> Maybe use wm0 as the external interface. >>> >>> What would that give me? >> >> You trimmed the paragraph of my reply that described what it would give >> you. > >Sorry, I thought that it was unrelated. Are you saying that using wm0 >would allow me to set the MTU but re0 doesn't?
Yes. >> If you don't have an MTU of 1500 on pppoe0 you will have to deal with >> MSS-clamping for your internal networks. > ># ifconfig pppoe0 mtu 1508 >ifconfig: SIOCSIFMTU: Invalid argument You don't set the mtu for pppoe0, you set it for the underlying ethernet device.
