On Thu, Dec 19, 2013 at 06:46:52PM +0100, Gert Doering wrote: > Hi, > > On Fri, Dec 20, 2013 at 01:28:20AM +0900, Lorenzo Colitti wrote: > > Sigh. Why do we keep reinventing the wheel? What was wrong with the > > in-kernel RA implementation? > > On Linux, enough. Like, not noticing when you change networks, and > instead of flushing prefix information that is no longer valid > (because you're not connected to that network anymore), blindly > accumulating new prefixes for every network visited... supposedly > "this is for userland to notice and clean up", or so.
Yes, indeed, it is designed like that and notification hooks are available to listen for such changes. Lorenzo did some work on autocleaning in the kernel IIRC. Important thing is that TCP connections don't get dropped when flushing the addresses. Seems like it was not accepted, Lorenzo?
