Re: [vpp-dev] non-initial fragment unexpected drop

2018-10-29 Thread Andrew Yourtchenko
Dear Emma, the behavior you are observing is expected. Since we do not do in-flight reassembly, in order to make the ACL work for the fragment we have to do first-match on a relaxed rule derived from L4 rule that would have matched that packet. I think just issuing "set acl-plugin l4-match-nonfir

[vpp-dev] non-initial fragment unexpected drop

2018-10-29 Thread emma sdi
Hi Dear VPP When I was trying to test fragmentation feature in VPP, I encountered a problem. firstly, I added an acl as below: acl_add_replace deny proto 1 sport 2-2 dport 3-3, permit+reflect and then I saw that ICMP ping packets were passing through the VPP matching with second rule. At the next