> I have a setup where vpp is running with dpdk on two nics. I have added > NAT and other configurations and hence vpp is working as router. I want to > integrate my DPI application hence need to intercept packets. I have > looked at libmemif and its icmp-responder applications. But I was not able > to find vpp configuration where we can set which traffic we want to send > to the memif interface. Please help.
With memif, you just get a regular packet interface. VPP will send traffic to an interface based on different mechanism: - L3 forwarding: you could eg. configure route to your memif interface for interesting traffic, say "all traffic destined to 192.168.11.2" - ACL based forwarding: https://wiki.fd.io/view/VPP/ABF - L2 xconnect - your own plugin - ... Best, ben
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