Unrelated to the age of tcpborphserver. If you can't find
/proct/net/igmp then you would be running a kernel build quite a bit
older that what is available ...
regards
marc
On Thu, Jun 8, 2017 at 2:06 PM, Amit Bansod <aban...@mpifr-bonn.mpg.de> wrote:
> Hi Marc,
>
> On "netstat -ng", it says "netstat: no support for 'AF INET (igmp)' on
> this system. Can this be due to old version of tcpborphserver ?
>
> Regards,
> Amit
>
> On 08-Jun-17 3:54 PM, Marc Welz wrote:
>> You might be looking in /proc/sys/net, you want to be in /proc/net
>>
>> regards
>>
>> marc
>>
>>
>> On Thu, Jun 8, 2017 at 1:51 PM, Amit Bansod <aban...@mpifr-bonn.mpg.de>
>> wrote:
>>> Hi Marc,
>>>
>>> Thanks, I changed the force_igmp_version to 2 however I do not see any
>>> "igmp" entry in /proc/net directory.
>>>
>>> Regards,
>>> Amit
>>>
>>> On 08-Jun-17 3:38 PM, Marc Welz wrote:
>>>> Not 100% sure, but I think you might have to downgrade the linux igmp
>>>> messages to version 2 to work with mellanox ? There is a
>>>> force_igmp_version entry in /proc/sys/net ...
>>>>
>>>> regards
>>>>
>>>> marc
>>>>
>>>>
>>>> On Thu, Jun 8, 2017 at 12:15 PM, Amit Bansod <aban...@mpifr-bonn.mpg.de>
>>>> wrote:
>>>>> Hi Marc,
>>>>>
>>>>> I gave this a try:
>>>>>
>>>>> fpga.tap_start('tap0',gbe_core_name,mac_id,unicast_source_ip,fabric_port)
>>>>> fpga.tap_multicast_add_recv('tap0',multicast_ip)
>>>>>
>>>>> I do see the log shows "multicast add" successful but we do not see any
>>>>> membership reports from ROACH2. Is there a way to monitor IGMP requests
>>>>> ? I am not sure if the IGMP version has to be same as the switch. We are
>>>>> using the Mellanox SX1012.
>>>>>
>>>>> Thanks,
>>>>> Amit
>>>>>
>>>>>
>>>>> On 02-Jun-17 4:28 PM, Marc Welz wrote:
>>>>>> On Fri, Jun 2, 2017 at 2:10 PM, Amit Bansod <aban...@mpifr-bonn.mpg.de>
>>>>>> wrote:
>>>>>>> Hi Marc,
>>>>>>>
>>>>>>> I am trying to subscribe to a multicast group (receive data). How then
>>>>>>> can I configure the core to send an IGMP request ?
>>>>>> You are probably looking for ?tap-multicast-add. Note that you can
>>>>>> only invoke that once
>>>>>> you have brought up the tap interface with ?tap-start and related.
>>>>>> There should be
>>>>>> a ?help command which provides an overview.
>>>>>>
>>>>>> regards
>>>>>>
>>>>>> marc
>>>>>>
>
--
You received this message because you are subscribed to the Google Groups
"casper@lists.berkeley.edu" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to casper+unsubscr...@lists.berkeley.edu.
To post to this group, send email to casper@lists.berkeley.edu.
