1 Similar to SNAT/DNAT depending on chain: it takes a range of addresses
2 (`--to 1.2.3.4-1.2.3.7') and gives a client the same
3 source-/destination-address for each connection.
5 .BI "--to " "<ipaddr>-<ipaddr>"
6 Addresses to map source to. May be specified more than once for
10 Don't use the destination-ip in the calculations when selecting the