DNETMAP target allows dynamic two-way 1:1 mapping of IPv4 subnets
| Use Flag | Description | 
|---|---|
| xtables_addons_account | ACCOUNT target is a high performance accounting system for large local networks | 
| xtables_addons_asn | match a packet by its source or destination Autonomous System Number | 
| xtables_addons_chaos | CHAOS target causes confusion on the other end by doing odd things with incoming packets | 
| xtables_addons_condition | matches if a specific condition variable is (un)set | 
| xtables_addons_delude | DELUDE target will reply to a SYN packet with SYN-ACK, and to all other packets with an RST | 
| xtables_addons_dhcpmac | DHCPMAC target/match in conjunction with ebtables can be used to completely change all MAC addresses from and to a VMware-based virtual machine | 
| xtables_addons_dnetmap | DNETMAP target allows dynamic two-way 1:1 mapping of IPv4 subnets | 
| xtables_addons_echo | ECHO target sends back all packets it received | 
| xtables_addons_fuzzy | matches a rate limit based on a fuzzy logic controller (FLC) | 
| xtables_addons_geoip | match a packet by its source or destination country | 
| xtables_addons_gradm | match packets based on grsecurity RBAC status | 
| xtables_addons_iface | match allows to check interface states | 
| xtables_addons_ipmark | IPMARK target allows mark a received packet basing on its IP address | 
| xtables_addons_ipp2p | matches certain packets in P2P flows | 
| xtables_addons_ipv4options | match against a set of IPv4 header options | 
| xtables_addons_length2 | matches the length of a packet against a specific value or range of values | 
| xtables_addons_logmark | LOGMARK target will log packet and connection marks to syslog | 
| xtables_addons_lscan | match detects simple low-level scan attemps based upon the packet's contents | 
| xtables_addons_pknock | match implements so-called "port knocking", a stealthy system for network authentication | 
| xtables_addons_proto | modifies the protocol number in IP packet header | 
| xtables_addons_psd | match attempts to detect TCP and UDP port scans (derived from Solar Designer's scanlogd) | 
| xtables_addons_quota2 | match implements a named counter which can be increased or decreased on a per-match basis | 
| xtables_addons_sysrq | SYSRQ target allows to remotely trigger sysrq on the local machine over the network | 
| xtables_addons_tarpit | TARPIT target captures and holds incoming TCP connections using no local per-connection resources |