in_port;in_port
dl_vlan;dl_vlan
dl_vlan_pcp;dl_vlan_pcp
dl_src;dl_src
dl_dst;dl_dst
dl_type;dl_type
ipv4-source;nw_src
ipv4-destination;nw_dst
nw_proto;nw_proto
nw_tos;nw_tos
nw_ecn;nw_ecn
nw_ttl;nw_ttl
tp_src;tp_src
tp_dst;tp_dst
icmp_type;icmp_type
icmp_code;icmp_code
table;table
ip;ip
icmp;icmp
tcp;tcp
udp;udp
arp;arp
vlan_tci;vlan_tci
ip_frag;ip_frag
arp_sha;arp_sha
arp_tha;arp_tha
ipv6_src;ipv6_src
ipv6_dst;ipv6_dst
ipv6_label;ipv6_label
nd_target;nd_target
nd_sll;nd_sll
nd_tll;nd_tll
tun_id;tun_id
reg;reg
ipv6;ipv6
tcp6;tcp6
udp6;udp6
icmp6;icmp6
apply_actions;actions
exit;exit
cookie;cookie
priority;priority
idle-timeout;idle_timeout
hard-timeout;hard_timeout
out_port;out_port
duration;duration
table_id;table
priority;priority
n_packets;n_packets
n_bytes;n_bytes