sudo vppctl create nsh map nsp 185 nsi 255 mapped-nsp 185 mapped-nsi 255 nsh_action pop encap-vxlan4-intf ${vxlan_index}
sudo vppctl create nsh map nsp 185 nsi 254 mapped-nsp 185 mapped-nsi 254 nsh_action push encap-vxlan-gpe-intf ${vxlan_gpe_index}
sudo vppctl create nsh map nsp 185 nsi 255 mapped-nsp 185 mapped-nsi 255 nsh_action pop encap-vxlan4-intf ${vxlan_index}
sudo vppctl create nsh map nsp 185 nsi 254 mapped-nsp 185 mapped-nsi 254 nsh_action push encap-vxlan-gpe-intf ${vxlan_gpe_index}