This is used to explicitly override the core network stack's routing decision. mangle table.

--oif ifname
    Route the packet through `ifname' network interface

--gw IPv6_address
    Route the packet via this gateway

--continue
    Behave like a non-terminating target and continue traversing the rules. Not valid in combination with `--tee'

--tee
    Make a copy of the packet, and route that copy to the given destination. For the original, uncopied packet, behave like a non-terminating target and continue traversing the rules. Not valid in combination with `--continue'