def METHOD_NAME(duthosts, rand_one_dut_hostname, bgp_allow_list_setup, nbrhosts,  # noqa F811
                                      ptfhost, bgpmon_setup_teardown):
    """
    Before applying allow list, verify bgp policy by default config
    """
    permit = True if get_default_action() == "permit" else False
    duthost = duthosts[rand_one_dut_hostname]
    # All routes should be found on from neighbor.
    check_routes_on_from_neighbor(bgp_allow_list_setup, nbrhosts)
    # All routes should be found in dut.
    check_routes_on_dut(duthost, bgp_allow_list_setup['downstream_namespace'])
    # If permit is True, all routes should be forwarded and added drop_community and keep ori community.
    # If permit if False, all routes should not be forwarded.
    check_routes_on_neighbors_empty_allow_list(nbrhosts, bgp_allow_list_setup, permit)
    checkout_bgp_mon_routes(duthost, ptfhost)