As a note - the bridging/tunneling is working perfectly once I force it
to use a bogus IP range that starts with an even number, but
unfortunately, that's not going to work so good given that our primary
address space is 131.151.x.x. 

Any ideas on what is up with the even/odd error?

-- Nathan

------------------------------------------------------------
Nathan Neulinger                       nneul@mst.edu
Missouri S&T Information Technology    (573) 612-1412
System Administrator - Principal       KD0DMH


quoted text
> -----Original Message-----
> From: Neulinger, Nathan
> Sent: Thursday, October 29, 2009 3:22 PM
> To: 'Stephen Hemminger'
> Cc: netdev@vger.kernel.org
> Subject: RE: How to use gretap with bridge?
> 
> I was referring to the local IP in the "ip link add ... remote x.z.z.z
> local y.z.z.z" command specifying the endpoints of the tunnel. It lets
> it be added to the bridge if y is even, but not if y is odd. Why
should
quoted text
> it care what the IP of the tunnel endpoints are?
> 
> -- Nathan
> 
> ------------------------------------------------------------
> Nathan Neulinger                       nneul@mst.edu
> Missouri S&T Information Technology    (573) 612-1412
> System Administrator - Principal       KD0DMH
> 
> 
> > -----Original Message-----
> > From: Stephen Hemminger [mailto:shemminger@vyatta.com]
> > Sent: Thursday, October 29, 2009 3:01 PM
> > To: Neulinger, Nathan
> > Cc: netdev@vger.kernel.org
> > Subject: Re: How to use gretap with bridge?
> >
> > On Thu, 29 Oct 2009 14:01:31 -0500
> > "Neulinger, Nathan" <nneul@mst.edu> wrote:
> >
> > > Further testing - if the leading octet of the 'local' address is
> > even,
> > > it allows it to be added to bridge, if it's odd, it won't.
> > >
> > > Any ideas?
> > >
> >
> > If leading octet of MAC address is odd, then bridge thinks it
> > is not a valid ethernet for bridging because it is a multicast
> > address.
> >
> >
> > --
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