wx3510h怎么通过AC进入到AP进行管理？进入隐藏模式_h; 命令失败

<RSC-H3C-WX3510H>_h 

% Unrecognized command found at '^' position. 

<RSC-H3C-WX3510H>sys 

System View: return to User View with Ctrl+Z. [RSC-H3C-WX3510H]_h 

 % Unrecognized command found at '^' position. 

[RSC-H3C-WX3510H]

进入不了隐藏模式，telnet可以登陆到AP。但是要密码，不知道这里的密码是指的那里的密码？

[RSC-H3C-WX3510H] 

[RSC-H3C-WX3510H]telnet 10.10.5.40 

 % Unrecognized command found at '^' position. 

[RSC-H3C-WX3510H]qu 

 <RSC-H3C-WX3510H>telnet 10.10.5.40 

Trying 10.10.5.40 ... 

Press CTRL+K to abort 

Connected to 10.10.5.40 ...  

******************************************************************************

* Copyright (c) 2004-2017 New H3C Technologies Co., Ltd. All rights reserved.* 

* Without the owner's prior written consent, *

* no decompiling or reverse-engineering shall be allowed. *

****************************************************************************** 

 Password: 

 Password: 

 Password: 

 Login failed. The connection was closed by the remote host! 

<RSC-H3C-WX3510H>

请指教？