Hi Yi,
I not sure what will be remote_ip for gre interface configuration can you
help me with that?
On Thu, May 24, 2018 at 5:22 PM, Yi Tseng <a86487...@gmail.com> wrote:
> I believe that you need to config the GRE tunnel manually to your data
> plane first.
>
> For example, you need to setup interface type to *gre* when you add an
> interface to the OvS switch.
>
> *ovs-vsctl add-port br0 gre0*
> *ovs-vsctl set interface gre0 type=gre options:remote_ip={another grp
> tunnel end point address}*
>
> Different types of data plane may require different way to config the gre
> tunnel
>
> 2018-05-24 16:04 GMT+08:00 Bilal Saleem <mb...@nyu.edu>:
>
>> Hi,
>>
>> I am working on simple topology as follows:
>> C
>> / | \
>> Veth ports-----S1 -- S2 --- S3 ---- H1
>>
>> I am sending raw packets cooked with GRE headers on Veth ports. I want to
>> create rules based on GRE key value like this:
>> match2 = parser.OFPMatch(in_port=2, eth_dst=dst, eth_type=0x0800,
>> ip_proto=47, *grekey=XXXXX*)
>>
>> I have used *tunnel_id* and *tunnel_id_nxm* field but does not work. all
>> packets match the rules where the tunnel_id value is 0.
>> If I use *OFPXMT_OFB_TUNNEL_ID *it gives an error 'KeyError: 'unknown
>> OXM field: OFPXMT_OFB_TUNNEL_ID''.
>>
>> port S1 connected to veth ports can receive non-gre packets(TCP etc) as
>> well.
>>
>> Regards
>> Bilal
>>
>>
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>>
>
>
> --
> Yi Tseng (a.k.a Takeshi)
> Taiwan National Chiao Tung University
> Department of Computer Science
> W2CNLab
>
> https://takeshi.tw
>
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