I find this statement quite strange, as the lifetimes are supposed to be
negotiated during phase 1. I do know that I've experienced problems when
letting racoon proposing lifetimes different than those of windows default.

// Thomas Hertz


> "It is your job to ensure both peers are configured with the same
> lifetimes.
> If they are not, it is possible for the tunnel to be established
> initially,
> but then cease to work when one of the mis-matched lifetime periods
> arrives".