socket-default {

    # Firewall mark to set on outbound packets.
    # fwmark =

    # Whether to load the plugin. Can also be an integer to increase the
    # priority of this plugin.
    load = yes

    # Set source address on outbound packets, if possible.
    # set_source = yes

    # Listen on IPv4, if possible.
    # use_ipv4 = yes

    # Listen on IPv6, if possible.
    # use_ipv6 = yes

}