def METHOD_NAME(self, **params):
    r = super(Host, self).METHOD_NAME(**params)
    self.defaultIntf().rename("eth0")
    for off in ["rx", "tx", "sg"]:
        cmd = "/sbin/ethtool --offload eth0 %s off" % off
        self.cmd(cmd)
    # disable IPv6
    self.cmd("sysctl -w net.ipv6.conf.all.disable_ipv6=1")
    self.cmd("sysctl -w net.ipv6.conf.default.disable_ipv6=1")
    self.cmd("sysctl -w net.ipv6.conf.lo.disable_ipv6=1")
    return r