Ahh no, I am having issues connecting a tun to OVS. I have been perusing the documentation to see if it due to an improperly formatted command/setup. I had the idea in my head that I needed to specify GRE for the tun in order for OVS properly attach, but alas I misread the wiki.
On Fri, Jul 26, 2013 at 11:49 AM, Dmita Levy <dlevy...@fiu.edu> wrote: > OVS creates its own GRE tunnel so there is no need to have a pre-existing > adapter or create an additional adapter as far as I know. I only suggested > you use tunctl because I thought you would need to TAP a bridge like I do > here: > > https://drive.google.com/a/fiu.edu/?tab=mo#my-drive > > > > > On Fri, Jul 26, 2013 at 2:23 PM, Cali Ente > <calientepermane...@gmail.com>wrote: > >> Created tunnels using tunctl, but getting back to the original question >> posted, when I asked about using GRE with tunnels, it was stated that OVS >> creates it's own GRE tunnel to communicate, and does not use preexisting >> tunnels, it seems like now you are contradicting this, so just so I'm sure, >> what is the correct answer? >> >> Thanks, >> Cal >> >> >> On Fri, Jul 26, 2013 at 11:19 AM, Dmita Levy <dlevy...@fiu.edu> wrote: >> >>> How did you create the pre-existing tunnel? I would like to duplicate >>> the issue you're having here on my test hosts. >>> >>> >>> On Fri, Jul 26, 2013 at 2:16 PM, Cali Ente <calientepermane...@gmail.com >>> > wrote: >>> >>>> tun0 is a preexisting tunnel, so what I'm trying to do is get OVS to >>>> communicate with this preexisting tunnel. >>>> >>>> >>>> On Fri, Jul 26, 2013 at 11:14 AM, Dmita Levy <dlevy...@fiu.edu> wrote: >>>> >>>>> I'm still a little confused as to what it is you're trying to >>>>> accomplish; if you create a GRE port like this >>>>> >>>>> # ovs-vsctl add-port br0 tun0 -- set interface tun0 type=gre >>>>> options:remote_ip=192.168.1.10 >>>>> >>>>> >>>>> the tunnel should work with no problems. From what you're saying, it >>>>> seems like you're creating a tunnel and trying to add an additional tunnel >>>>> adapter? What does your topology look like? >>>>> >>>>> On Fri, Jul 26, 2013 at 2:05 PM, Cali Ente < >>>>> calientepermane...@gmail.com> wrote: >>>>> >>>>>> Are you referring to something like this? >>>>>> ifconfig >>>>>> tun0 Link encap:UNSPEC HWaddr >>>>>> 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 >>>>>> UP BROADCAST POINTOPOINT RUNNING NOARP MULTICAST MTU:1424 >>>>>> Metric:1 >>>>>> RX packets:0 errors:0 dropped:0 overruns:0 frame:0 >>>>>> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 >>>>>> collisions:0 txqueuelen:10 >>>>>> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B) >>>>>> ... >>>>>> ... >>>>>> ovs-vsctl add-br bro >>>>>> >>>>>> This creates a gre port named tun0 on the bridge device bro but it >>>>>> does not seem to be associated with the actual tun0 net device in anyway >>>>>> >>>>>> >>>>>> >>>>>> On Fri, Jul 26, 2013 at 10:42 AM, Dmita Levy <dlevy...@fiu.edu>wrote: >>>>>> >>>>>>> Hello Cali, >>>>>>> >>>>>>> Have you tried using tunctl to create the tunnel adapter and then >>>>>>> adding that adapter to the bridge the gre port is assigned to? That >>>>>>> being >>>>>>> said, what are you using the tun adapter for - is it tun/tap to tap VM's >>>>>>> into the bridge? >>>>>>> >>>>>>> On Fri, Jul 26, 2013 at 1:33 PM, Cali Ente < >>>>>>> calientepermane...@gmail.com> wrote: >>>>>>> >>>>>>>> As I thought, in that case, does anyone know of a way to connect a >>>>>>>> linux tun device to OVS? >>>>>>>> >>>>>>>> >>>>>>>> On Fri, Jul 26, 2013 at 9:19 AM, Jesse Gross <je...@nicira.com>wrote: >>>>>>>> >>>>>>>>> On Fri, Jul 26, 2013 at 8:54 AM, Cali Ente < >>>>>>>>> calientepermane...@gmail.com> wrote: >>>>>>>>> > Hey all quick question, when creating a tunnel port in OVS using >>>>>>>>> the set >>>>>>>>> > interface=gre does this connect to a preexisting tun or does OVS >>>>>>>>> make it's >>>>>>>>> > own? For example I have a tun0 device that I want to attach to >>>>>>>>> my OVS port, >>>>>>>>> > and it cannot be added (incompatible device), so I thought that >>>>>>>>> I merely >>>>>>>>> > needed to add it with the GRE option. >>>>>>>>> >>>>>>>>> OVS GRE does not use or require an existing device. >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> discuss mailing list >>>>>>>> discuss@openvswitch.org >>>>>>>> http://openvswitch.org/mailman/listinfo/discuss >>>>>>>> >>>>>>>> >>>>>>> >>>>>> >>>>> >>>> >>> >> >
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