[CUWiN-Dev] CUWiN routers tunnel "home" through NATs

[David Young]

On Wed, Sep 20, 2006 at 02:19:05PM -0500, Bill Comisky wrote:
> On Tue, 19 Sep 2006, David Young wrote:
> 
> >On Tue, Sep 19, 2006 at 05:32:46PM -0400, John Atkinson wrote:
> >>Is this slated specifically for the Urbana network?
> >
> >All CUWiN routers will tunnel home.  I realize that may not be desirable
> >on some networks.  If it is not desirable for your network, you can
> >set utd=NO at the end of src/boot-image/extras/etc/rc.conf.d/utd before
> >you build.
> >
> 
> Ahh...  I thought this was just on trunk and not in 0.7.0 but I notice now 
> that the 0.7.0 branch was copied over from trunk again around r4206.  I 
> was testing out quagga 0.99.5 vs. the 0.7.0 release branch and getting 
> some zebra log messages I couldn't make sense of, but these must be 
> related to the phoning home.  Sure enough utd is running:
> 
> # ps auxw | grep utd
> root    1997  0.0  2.6  64  836 ?      Ss    7:41AM 0:00.66 /usr/sbin/utd 
> 10.0.233.56 0.0.0.0 64.198.255.12 192.168.49.1
> 
> I kept seeing routing entries like the one below appear and dissappear in 
> the routing table (with gre# index incremented) for the 192.168.49.x 
> subnet, which of course doesn't exist on my LAN.
> 
> 192.168.49.1       192.168.49.249     UH          -   gre16
> 
> BTW, the messages I was getting from zebra (with kernel and events 
> debugging on) are below.  Was the tunneling stuff ready to go as of r4206? 
> Or maybe it should be disabled by default on the 0.7.0 release?

The tunneling is working quite well.  I think 0.7.0 was already released
with it.  Creating/destroying tunnels does make Zebra awfully noisy,
but I don't think there is any harm in it.

Dave

-- 
David Young             OJC Technologies
dyoung at ojctech.com      Urbana, IL * (217) 278-3933