| RTA_UNSPEC 0 | |
| RTA_DST 1 | |
| RTA_SRC 2 | |
| RTA_IIF 3 | |
| RTA_OIF 4 | |
| RTA_GATEWAY 5 | |
| RTA_PRIORITY 6 | |
| RTA_PREFSRC 7 | |
| RTA_METRICS 8 | |
| RTA_MULTIPATH 9 | |
| RTA_PROTOINFO 10 | |
| RTA_FLOW 11 | |
| RTA_CACHEINFO 12 | |
| RTA_SESSION 13 | |
| RTA_MP_ALGO 14 | |
| RTA_TABLE 15 | |
| RTA_MARK 16 | |
| RTA_MFC_STATS 17 | |
| RTA_VIA 18 | |
| RTA_NEWDST 19 | |
| RTA_PREF 20 | |
| RTA_ENCAP_TYPE 21 | |
| RTA_ENCAP 22 | |
| RTA_EXPIRES 23 | |
| RTA_PAD 24 | |
| RTA_UID 25 | |
| RTA_TTL_PROPAGATE 26 | |
| RTA_IP_PROTO 27 | |
| RTA_SPORT 28 | |
| RTA_DPORT 29 |