# meta l4proto 17 tproxy ip to 192.0.2.1 [ { "match": { "left": { "meta": { "key": "l4proto" } }, "op": "==", "right": 17 } }, { "tproxy": { "addr": "192.0.2.1" } } ] # meta l4proto 6 tproxy ip to 192.0.2.1:50080 [ { "match": { "left": { "meta": { "key": "l4proto" } }, "op": "==", "right": 6 } }, { "tproxy": { "addr": "192.0.2.1", "port": 50080 } } ] # ip protocol 6 tproxy ip to :50080 [ { "match": { "left": { "payload": { "field": "protocol", "protocol": "ip" } }, "op": "==", "right": 6 } }, { "tproxy": { "port": 50080 } } ]