0 duration
1 protocol_type
2 service
3 flag
4 src_bytes
5 dst_bytes
6 land
7 wrong_fragment
8 urgent
9 hot
10 num_failed_logins
11 logged_in
12 num_compromised
13 root_shell
14 su_attempted
15 num_root
16 num_file_creations
17 num_shells
18 num_access_files
19 num_outbound_cmds
20 is_host_login
21 is_guest_login
22 count
23 srv_count
24 serror_rate
25 srv_serror_rate
26 rerror_rate
27 srv_rerror_rate
28 same_srv_rate
29 diff_srv_rate
30 srv_diff_host_rate
31 dst_host_count
32 dst_host_srv_count
33 dst_host_same_srv_rate
34 dst_host_diff_srv_rate
35 dst_host_same_src_port_rate
36 dst_host_srv_diff_host_rate
37 dst_host_serror_rate
38 dst_host_srv_serror_rate
39 dst_host_rerror_rate
40 dst_host_srv_rerror_rate
