CleanupLeftovers removes all iptables rules and chains created by the Proxier It returns true if an error was encountered.

NewDualStackProxier creates a MetaProxier instance, with IPv4 and IPv6 proxies.

NewProxier returns a new Proxier given an iptables Interface instance.

Proxier is an iptables based proxy for connections between a localhost:lport and services that provide the actual backends.