drop-and-count snat out2in packets with no translations
drop-and-count snat out2in packets with no translations

Send dhcp server-to-client packets to the ip stack, so we can acquire
snat outside interface addresses from a dhcp server

Change-Id: I7751356fa23d9f26b503c9796bd85f96275fe978
Signed-off-by: Dave Barach <bfcdf3e6ca6cef45543bfbb57509c92aec9a39fb@barachs.net>

vpp-dev/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,milanlenco/vpp,vpp-dev/vpp,chrisy/vpp,FDio/vpp,vpp-dev/vpp,milanlenco/vpp,chrisy/vpp,milanlenco/vpp,vpp-dev/vpp,FDio/vpp,vpp-dev/vpp,milanlenco/vpp,vpp-dev/vpp,FDio/vpp,FDio/vpp,chrisy/vpp,vpp-dev/vpp,FDio/vpp,milanlenco/vpp,FDio/vpp,FDio/vpp,milanlenco/vpp,chrisy/vpp,chrisy/vpp,chrisy/vpp