> On 8 Feb 2018, at 8:21 am, Kapetanakis Giannis <bil...@edu.physics.uoc.gr> > wrote: > > On 07/02/18 08:38, David Gwynne wrote: >> this is a big change to gre, with the main motivation of adding >> support for gre keys. >> >> gre keys are supported by the vnetid ioctls, and works much like >> vxlan (funny that). by default gre doesnt use a key, but you can >> set one and change you mind and remove it later. the current code >> simply skips over the key header, and still accepts it. >> >> while here, it adds support for gre over ipv6. >> >> on the other hand, it drops support for gre keepalives and wccp handling. >> >> gre keepalives dont work if the tunnelled traffic is in a different >> rdomain to the underlay network. i can add wccp back later though. >> >> ok? >> > > Hi, > > Not my call but is there a way to leave gre keepalives in place at least for > non-rdomain setups?
ive put it back in. cheers, dlg > > We use it in some tunnels with remote branches with some ciscos behind DSL > lines. > Keepalives helped us with connection drops. > > regards, > > G