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Re: [RARE-users] capture packet at interface


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  • From: Xavier Jeannin <>
  • To:
  • Subject: Re: [RARE-users] capture packet at interface
  • Date: Mon, 14 Mar 2022 12:00:32 +0100
  • Dkim-filter: OpenDKIM Filter v2.10.3 zmtaauth03.partage.renater.fr C1489800C8

Thank you very much Csaba

I ping from DAV0102 11.11.11.3 on DAV0101 and it works

The packet capture works nicely on DAV 0101 (DPDK version) both on sdn5 and sdn5.11
But I am not able to capture any Ping packets on the intermediate switch  DAV0001 (Wedge) netiher on sdn15, sdn7 nor on sdn7.11.
On these interface, I can see LLD and L2 broadcast, so I suppose (certainly wrong) that we can capture only packets that goes to control plane?

Thank you
Xavier  



Le 11/03/2022 à 16:20, mc36 a écrit :
you can run "pack cap sdnX" in freerouter on all the platforms....


On 3/11/22 16:16, Xavier Jeannin wrote:
Dear All,

We would like to check the packets that arrive on a RARE/FreeRtr switch (especially the encapsulation used - check the VLAN tag).
Would it be possible to start a TCPDump on 1 interface and generate a pcap file that we could then "scp" on our laptop for checking?
If it is possible I suppose the process to use TCPDump should change according to the platform: Wedge, DPDK, BMv2?

Thank you
Xavier

-- 
Xavier JEANNIN
Network Dpt.
GN4-3 Network technology evolution (WP6 T1) task leader
Tél. : +33 1 5394 2042
Mob. : +33 6 3017 0963
www.renater.fr



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