Re: New issue 16: No packets from other end?

Francis,

> => this is why I said "should be only an option": the R-U-THERE
> of IKEv2 is not well suited for parallel probing because of
> the window issue. IMHO the real problem is that probes should
> be at the IP layer not at the IKEv2 layer: one tries to probe
> the IP paths, not the peer IKEv2.
> 

So is IP reachability both necessary and sufficient for "IKE-reachability"?

            jak