Indicators for Dual-Mode Phones
Indicator control for dual-mode phones. While under control of an enterprise Wi-Fi network, indicators on a dual-mode phone can be controlled using SIP messages. When operating in cellular mode, indicators on the dual-mode phone are controlled by SMS messages which are intercepted on arrival. A software agent connected to the enterprise SIP PBX and voicemail system receives messages for example indicating voicemail status which cause the software agent to send specially formatted SMS messages to the cellular phone and operate indicators.
1 . A method of operating an indicator in a dual-mode phone having a first Wi-Fi side and a second cellular side comprising:
generating, at a controller, a SMS message to operate an indicator on a target dual-mode phone,
sending the SMS message through the cellular network to the cellular side of the target dual-mode phone,
receiving, on the cellular side of the target dual-mode phone, the SMS message,
recognizing the SMS message on the target dual-mode phone, and
operating the desired indicator on the target dual-mode phone.
2 . The method of claim 1 where the SMS message is removed from the message queue on the target dual-mode phone once it is recognized.
3 . The method of claim 1 where the step of recognizing the SMS message on the target dual-mode phone further comprises authenticating the SMS message.
4 . The method of claim 3 where the SMS message is authenticated by comparing the sender of the SMS message against a list of one or more authorized senders.
5 . The method of claim 3 where the SMS message is authenticated by verifying an authentication code in the SMS message.
6 . The method of claim 1 where the SMS message operates on a single indicator.
7 . The method of claim 1 where the SMS message operates on more than one indicator.
8 . The method of claim 1 where the SMS message contains pattern data to be displayed as the indicator.
9 . The method of claim 1 where the SMS message is generated by the controller in response to a voicemail message event signaled by a voicemail system.
10 . The method of claim 9 where the SMS message operates an indicator on the dual-mode phone to indicate that one or more voicemail messages are waiting.
11 . The method of claim 9 where the SMS messages operates an indicator on the dual-mode phone to indicate that no voicemail messages are waiting.