[quagga-dev 3704] Re: Patch to fix multicast problem on FreeBSD 5.x
paul at clubi.ie
Sat Oct 1 20:10:43 BST 2005
On Sat, 1 Oct 2005, Andrew J. Schorr wrote:
> I have not tried to figure out whether Linux or Solaris have this
> issue. I think the attached patch should hit the FreeBSD case. If
> someone else can try to figure out whether other platforms need a
> similar patch, that would be great...
I can give it a try. It probably wouldn't hurt to enable it
> if (ret < 0 && save_errno == EADDRINUSE)
> * Group is already joined. This occurs due to sloppy group
> * management, in particular declining to leave the group on
> * an interface that has just gone down.
> zlog_warn ("ripng join on %s EADDRINUSE (ignoring)\n", ifp->name);
> return 0; /* not an error */
> So is it OK to interpret EADDRINUSE as meaning the membership is
> already there (so ignore and just return success), or is it really
> necessary to drop and then re-add?
Hmm, now that is interesting. And it does make sense that if the
error is EADDRINUSE, then the 'address' is still there. But
the drop/add approach might be better from a defensive programming
I'd be inclined to see if the above approach fixes things for the
original problem reporter..
Paul Jakma paul at clubi.ie paul at jakma.org Key ID: 64A2FF6A
Like so many Americans, she was trying to construct a life that made
sense from things she found in gift shops.
-- Kurt Vonnegut, Jr.
More information about the Quagga-dev