gpe_enable_disable: '0xc264d7bf' # dev
gpe_enable_disable_reply: '0xe8d4e804' # dev
# gre_tunnel_add_del / reply # unused L1 keyword: create_gre_tunnel_interface
+ gtpu_add_del_tunnel: '0xca983a2b' # perf
+ gtpu_add_del_tunnel_reply: '0x5383d31f' # perf
hw_interface_set_mtu: '0xe6746899' # dev
hw_interface_set_mtu_reply: '0xe8d4e804' # dev
input_acl_set_interface: '0xde7ad708' # dev