Thanks that makes sense... I think we should set fib_index correctly before going to ip4-local in that case. Can you check if the problem is fixed with https://gerrit.fd.io/r/c/vpp/+/35232 ?
Ben > -----Original Message----- > From: vpp-dev@lists.fd.io <vpp-dev@lists.fd.io> On Behalf Of Mahdi > Varasteh > Sent: lundi 7 février 2022 13:12 > To: vpp-dev@lists.fd.io > Subject: [vpp-dev] IGMP over an IPSec protected tunnel > > Hi Benoit, > > Because of VPP's crash, I'm afraid i can't capture the pcap. But I'll > share with you a packet trace of a normal interface with an IGMP packet. > Normally yes, the packet goes through ip4-lookup, but here the path is: > ip4_input_inline-> ip4_input_check_x2->check_ver_opt_csum. and since it > has a Router Alert option, it goes to ip4-options then from there it goes > to ip4-local. > > In this attached pcap, sootap-tx is my plugin node that is registered to > get IGMP packets.
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