Hello GRE is connectionless, so there is no such thing as connected or disconnected GRE tunnel. I would prefer (and suggest) GRE (or IPIP) before any stateful tunnel like L2TP. On Thu, Sep 05, 2013 at 04:58:09PM +0100, thegeezer wrote:
It's OSPF, and it has the setting tick 2; but even after 2 seconds the lossy link is not detected
Tick does something different, do not set it (keep it on default value 1). You want these OSPF interface options: hello 2; retransmit 1; dead 6; You could try some other values, but these are probably minimal sane values, -- Elen sila lumenn' omentielvo Ondrej 'SanTiago' Zajicek (email: santiago@crfreenet.org) OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net) "To err is human -- to blame it on a computer is even more so."