> 2.14.4 | Changing net password for call barring

> This section comprises the subsections Description, Used AT Commands, Flow Chart, Hints and Example. To move to these subsections please use the Navigation Frame or the appropriate buttons on the toolbar.

> 2.14.4.1 | Description

> This chapter describes the steps required to change the net password.

> 2.14.4.2 | Used AT commands

> Command | Explanation
> AT+CPWD | Change password

> For further details about the commands see [2].

> 2.14.4.3 | Flow chart

> Figure 125: Changing net password for call barring

> 2.14.4.4 | Hints

> • | As an alternative to the AT+CPWD you can use: AT^SPWD=”AO”,”old password”,”new password” or the GSM code (*#).

> • | If a wrong Call barring password is entered three times, the client needs to contact the provider and ask for unlocking the service.

> 2.14.4.5 | Example

> ***************************************
> Comment: Changing net password for Call barring
> ***************************************
> ***************************************
> Comment: Changing net password
> Comment: old password=1234, new password =0000
> ***************************************
> Subscr 1 Send: AT+CPWD="AO","1234","0000"
> Subscr 1 Receive: AT+CPWD="AO","1234","0000"
> Subscr 1 Receive:
> Subscr 1 Receive: OK
> ***************************************
> Comment: Entering wrong net password
> ***************************************
> Subscr 1 Send: AT+CPWD="AO","0001","1224"
> Subscr 1 Receive: AT+CPWD="AO","0001","1224"
> Subscr 1 Receive:
> Subscr 1 Receive: +CME ERROR: incorrect password