Hi Karthik,

Can you also share the flow being added to config DS?

Regards,
Vishal.

On Tue, May 29, 2018 at 6:16 PM, Karthikeyan
<[email protected]> wrote:
> Hi OpenflowPlugin/Netvirt Team,
>
> I am trying to add IPv6 address as a source address of one of the match
> criteria in while constructing openflow from netvirt project and observed
> that IPv6 source address field (OXM) length is going with 32 bits instead of
> 128 bits as a result expected flow is not getting programmed in OVS switch.
> Please find attached tcpdump file for getting exact OFPT_FLOW_MOD request
> which has sent from ODL controller.
>
> Please let me know whether this issue is already existing in the openflow
> plugin project or it is new one.
>
>
> Wrong length value for IPv6 value:
>
> OXM field
>             Class: OFPXMC_OPENFLOW_BASIC (0x8000)
>             0011 010. = Field: OFPXMT_OFB_IPV6_SRC (26)
>             .... ...1 = Has mask: True
>             Length: 32
>             Value: fe80::f816:3eff:feb4:8492
>             Mask: ffff:ffff:ffff:ffff::
>
>
> Manually i tried adding expected open flow as below and looks like OVS
> switch is accepting. This gives the confirmation for problem is existing on
> Openflow plugin project.
>
> sudo ovs-ofctl -O OpenFlow13 add-flow br-int "table=240, n_packets=0,
> n_bytes=0,
> priority=63010,icmp6,reg6=0x100/0xfffff00,icmp_type=134,icmp_code=0,ipv6_src=fe80:0:0:0:f816:3eff:fe05:e3ec
> actions=resubmit(,220)"
>
>
>
> Tested Environment Details:
>
> ODL Version: Fluorine (Master)
>
> OVS Version: 2.9.0 (Protocol OF 1.3)
> Openstack Version: Pike
>
>
>
> Note:
> Please apply the below filter to get only for IPv6 address filed as a source
> address.
>
> Apply filter : (Wireshark)
> openflow_v4.type == 14 && openflow_v4.flowmod.table_id == 240 &&
> openflow_v4.oxm.field == 29 && openflow_v4.oxm.field == 26 &&
> openflow_v4.oxm.value == 86
>
>
> Thanks & Regards,
> Karthikeyan.
>
>
>
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