diff options
Diffstat (limited to 'tools/BNF.ipnat')
| -rw-r--r-- | tools/BNF.ipnat | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tools/BNF.ipnat b/tools/BNF.ipnat new file mode 100644 index 0000000..69ed8a2 --- /dev/null +++ b/tools/BNF.ipnat @@ -0,0 +1,28 @@ +ipmap :: = mapblock | redir | map . + +map ::= mapit ifname ipmask "->" ipmask [ mapport | mapicmpid ] . +map ::= mapit ifname fromto "->" ipmask [ mapport | mapicmpid ] . +mapblock ::= "map-block" ifname ipmask "->" ipmask [ ports ] . +redir ::= "rdr" ifname ipmask dport "->" ip [ "," ip ] [ ports ] options . + +dport ::= "port" portnum [ "-" portnum ] . +ports ::= "ports" numports | "auto" . +mapit ::= "map" | "bimap" . +fromto ::= "from" object "to" object . +ipmask ::= ip "/" bits | ip "/" mask | ip "netmask" mask . +mapport ::= "portmap" tcpudp portnumber ":" portnumber . +mapicmpid ::= "icmpidmap" icmp idnumber ":" idnumber . +options ::= [ tcpudp ] [ rr ] . + +object = addr [ port-comp | port-range ] . +addr = "any" | nummask | host-name [ "mask" ipaddr | "mask" hexnumber ] . +port-comp = "port" compare port-num . +port-range = "port" port-num range port-num . + +rr ::= "round-robin" . +tcpudp ::= "tcp" | "udp" | "tcp/udp" . +portnumber ::= number { numbers } | "auto" . +idnumber ::= number { numbers } . +ifname ::= 'A' - 'Z' { 'A' - 'Z' } numbers . + +numbers ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9' . |
