def METHOD_NAME(self, client_base, server_base, client_ips, server_ips):
    assert client_ips>0
    assert server_ips>0
    ip_gen_c = ASTFIPGenDist(ip_range = [client_base, int2ip(ip2int(client_base) + client_ips - 1)])
    ip_gen_s = ASTFIPGenDist(ip_range = [server_base, int2ip(ip2int(server_base) + server_ips - 1)])
    return ASTFIPGen(dist_client = ip_gen_c,
                     dist_server = ip_gen_s)