hwWlanUsernamePasswordApId 1.3.6.1.4.1.2011.6.139.1.2.10

Description: The node is useful only when get the username or password and must be set first and read with username or password. When get the username or password without the node ,it means get the gloable configuration from AC, otherwise, it means get the specified AP' username or password from AP. For when change the username or password,and not commit, the AC's configuration is diffrent with AP' real configuration. When specified the AP ID , and the AP is not in the normal state, return the username or password from AC's gloable configuration.