Apparatus and method for efficiently realizing online and offline telephony in connection with the transfer and evaluation of user-specific data

Switching center, comprising:

• a receive interface, and
• a send interface,
• wherein the receive interface is configured to receive a connection-establishment message from an apparatus,
• wherein the receive interface is configured to, after receiving the connection-establishment message of the apparatus, receive audio data or audio/video data or video data as first audio data or as first audio/video data or as first video data from the apparatus,
• wherein the send interface is configured to send the first audio data or the first audio/video data or the first video data received from the apparatus to a communication unit,
• wherein the receive interface is configured to, after receiving the connection-establishment message of the apparatus, receive from the apparatus further data that is different from the audio data or the audio/video data or the video data,
• wherein the send interface is configured to send the further data to the communication unit,
• wherein the receive interface is configured to receive second audio data or second audio/video data or second video data from the communication unit,
• wherein the send interface is configured to send the second audio data or the second audio/video data or the second video data received from the communication unit to the apparatus.

Web server for providing a website for a terminal device, comprising:

• a receive interface configured to receive from the terminal device a message used for requesting the transmission of the website from the web server, and
• a send interface configured to send the website and address information to the terminal device,
• wherein the address information comprises at least two addresses, wherein each of the at least two addresses designates the address of a respective one of at least two communication units;
• or
• wherein the web server comprises an analysis unit configured to select one of at least two addresses as the address information, wherein each of the at least two addresses designates the address of a respective one of at least two communication units, wherein the analysis unit is configured to select the address depending on the message received from the terminal device;
• or
• wherein the web server comprises the analysis unit configured to select one of at least two addresses as the address information, wherein each of the at least two addresses designates the address of a respective one of at least two communication units, wherein the analysis unit is configured to select the one address depending on websites previously retrieved by the terminal device.

Method for retrieving a website from a web server and for establishing a communication connection, comprising:

• requesting the transmission of the website from the web server and receiving the website from the web server,
• outputting the website for a user, wherein the output module further indicates to the user that there is the possibility to establish the communication connection, wherein the communication connection is an audio connection or an audio/video connection or a video connection, and
• receiving an input of the user, by which the user indicates that the communication connection is to be established,
• generating a connection-establishment message that requests the establishment of the communication connection with a communication unit, wherein the connection-establishment message comprises the address information indicating the address of the communication unit,
• sending the connection-establishment message to a switching center,
• after sending the connection-establishment message, sending audio data or audio/video data or video data to the communication unit and receiving audio data or audio/video data or video data from the communication unit.

Method, comprising:

• receiving a connection-establishment message from an apparatus by a switching center,
• after receiving the connection-establishment message from the apparatus, receiving audio data or audio/video data or video data as first audio data or as first audio/video data or as first video data from the apparatus by the switching center,
• sending the received first audio data or first audio/video data or first video data from the switching center to a communication unit,
• after receiving the connection-establishment message from the apparatus, receiving further data from the apparatus by the switching center, which differs from the audio data or the audio/video data or the video data,
• sending the further data from the switching center to the communication unit,
• receiving second audio data or second audio/video data or second video data from the communication unit by the switching center,
• sending the received second audio data or second audio/video data or second video data from the switching center to the apparatus

Method for providing a website for a terminal device, comprising:

• receiving from the terminal device a message used for requesting the transmission of the website from the web server, and
• sending the website and address information to the terminal device,
• wherein the address information comprises at least two addresses, wherein each of the at least two addresses designates the address of a respective one of at least two communication units;
• or
• wherein one of the at least two addresses is selected as the address information, wherein each of the at least two addresses designates the address of a respective one of the at least two communication units, wherein the one address is selected depending on the message received by the terminal device, or
• wherein one of the at least two addresses is selected as the address information, wherein each of the at least two addresses designates the address of the respective one of the at least two communication units, wherein the one address is selected depending on websites previously received by the terminal device.

A non-transitory digital storage medium having a computer program stored thereon to perform the method for retrieving a website from a web server and for establishing a communication connection, comprising

• requesting the transmission of the website from the web server and receiving the website from the web server,
• outputting the website for a user, wherein the output module further indicates to the user that there is the possibility to establish the communication connection, wherein the communication connection is an audio connection or an audio/video connection or a video connection, and
• receiving an input of the user, by which the user indicates that the communication connection is to be established,
• generating a connection-establishment message that requests the establishment of the communication connection with a communication unit, wherein the connection-establishment message comprises the address information indicating the address of the communication unit,
• sending the connection-establishment message to a switching center,
• after sending the connection-establishment message, sending audio data or audio/video data or video data to the communication unit and receiving audio data or audio/video data or video data from the communication unit,
• when said computer program is run by a computer.

A non-transitory digital storage medium having a computer program stored thereon to perform the method, comprising:

• receiving a connection-establishment message from an apparatus by a switching center,
• after receiving the connection-establishment message from the apparatus, receiving audio data or audio/video data or video data as first audio data or as first audio/video data or as first video data from the apparatus by the switching center,
• sending the received first audio data or first audio/video data or first video data from the switching center to a communication unit,
• after receiving the connection-establishment message from the apparatus, receiving further data from the apparatus by the switching center, which differs from the audio data or the audio/video data or the video data,
• sending the further data from the switching center to the communication unit, receiving second audio data or second audio/video data or second video data from the communication unit by the switching center,
• sending the received second audio data or second audio/video data or second video data from the switching center to the apparatus,
• when said computer program is run by a computer.

A non-transitory digital storage medium having a computer program stored thereon to perform the method for providing a website for a terminal device, comprising:

• receiving from the terminal device a message used for requesting the transmission of the website from the web server, and
• sending the website and address information to the terminal device,
• wherein the address information comprises at least two addresses, wherein each of the at least two addresses designates the address of a respective one of at least two communication units;
• or
• wherein one of the at least two addresses is selected as the address information, wherein each of the at least two addresses designates the address of a respective one of the at least two communication units, wherein the one address is selected depending on the message received by the terminal device, or
• wherein one of the at least two addresses is selected as the address information, wherein each of the at least two addresses designates the address of the respective one of the at least two communication units, wherein the one address is selected depending on websites previously received by the terminal device,
• when said computer program is run by a computer.