Telephone feature selection based on features received from a service provider

A method comprising:

• receiving, by a device and from a user telephone device, a first message,
• the first message including authentication information associated with the user telephone device and being associated with a subscription, and
• the device being different than the user telephone device;
• transmitting, by the device and to the user telephone device, a second message indicating that the user telephone device is authenticated and may receive information associated with the subscription,
• the second message being based on the received first message;
• transmitting, by the device and to the user telephone device, a third message including a data structure,
• the data structure including a plurality of extensible markup language (XML) tags,
• each of the plurality of XML tags defining a different telephone communication feature, of telephone communication features, relating to a telephone service, associated with the subscription, provided for an account associated with the user telephone device, and
• the data structure being embedded in a session description protocol section of the third message;
• receiving, by the device, a fourth message from the user telephone device based on a selection of a menu item relating to one or more of the telephone communication features,
• the selection of the menu item causing a modification of a functionality associated with the one or more of the telephone communication features, and
• the fourth message including information that notifies the device of the modification to the functionality associated with the one or more of the telephone communication features;
• and
• changing, based on receiving the fourth message and based on the selected menu item, at least one configuration setting of an account associated with the user telephone device.

A telephone device comprising:

• a memory to store a plurality of instructions;
• and
• a processor to execute plurality of instructions in the memory to:
• transmit a first message to another device,
• the first message including authentication information associated with the telephone device and being associated with a subscription, and
• the other device being different than the telephone device;
• receive, from the other device, a second message indicating that the telephone device is authenticated and may receive information associated with the subscription,
• the second message being based on the transmitted first message;
• receive a third message including a data structure,
• the data structure including a plurality of extensible markup language (XML) tags,
• each of the plurality of XML tags defining a different telephone communication feature relating to a telephone service, associated with the subscription, for the telephone device, and
• the data structure being embedded in a session description protocol section of the third message;
• parse the data structure to obtain a menu including each telephone communication feature defined by each of the plurality of XML tags;
• provide, for presentation, the menu;
• receive a selection of a telephone communication feature associated with the menu;
• modify, based on receiving the selection of the telephone communication feature, a functionality associated with the telephone communication feature;
• and
• transmit, based on modifying the functionality associated with the telephone communication feature, a fourth message to the other device,
• the fourth message including information that notifies the other device of the modification to the functionality associated with the telephone communication feature.

A device comprising:

• a memory to store a plurality of instructions;
• and
• a processor to execute instructions in the memory to:
• receive, from a user telephone device, a first message,
• the first message including authentication information associated with the user telephone device and being associated with a subscription, and
• the device being different than the user telephone device;
• transmit, to the user telephone device, a second message indicating that the user telephone device is authenticated and may receive information associated with the subscription,
• the second message being based on the received first message;
• transmit, to the user telephone device, a third message including a data structure,
• the data structure including a plurality of extensible markup language (XML) tags,
• each of the plurality of XML tags defining a different telephone communication feature, of telephone communication features, relating to a telephone service, associated with the subscription, associated with the user telephone device, and
• the data structure being embedded in a session description protocol section of the third message;
• receive a fourth message from the user telephone device based on a selection of a menu item relating to one or more of the telephone communication features,
• the selection of the menu item causing a modification of a functionality associated with the one or more of the telephone communication features, and
• the fourth message including information that notifies the device of the modification to the functionality associated with the one or more of the telephone communication features;
• and
• change, based on receiving the fourth message and based on the selected menu item, at least one configuration setting of an account associated with the user telephone device.