S7006交换机telnet登录是没有sys权限，但没有看出来是那里错了？

配置如下：

#

 local-user kmaic

 password cipher $c$3$aYW1lDzzacfC1CT5hwiAJzatUPupsegfv5pKNg== 

 authorization-attribute level 3 

 authorization-attribute user-role security-audit 

 service-type telnet terminal 

# 

user-interface vty 0 4 

 authentication-mode scheme  

user privilege level 3 

 # 

交换机软件版本：

 H3C Comware Platform Software 

Comware Software, Version 5.20, Release 7708P09

 Copyright (c) 2004-2014 Hangzhou H3C Tech. Co., Ltd. All rights reserved.

 H3C S7006 uptime is 0 week, 0 day, 3 hours, 43 minutes 

MPU(M) 0: 

Uptime is 0 weeks,0 days,3 hours,43 minutes 

H3C S7006 MPU(M) with 1 BCM1122 Processor 

BOARD TYPE: LSQ1SRPA8 

DRAM: 512M bytes 

FLASH: 64M bytes 

NVRAM: 0K bytes 

PCB 1 Version: VER.A Bootrom Version: 500 

CPLD 1 Version: 002 

Release Version: H3C S7006-7708P09 Patch 

Version : None