Patent ID: 8503638

Claim:
A method for providing a customized Caller Line Identification (CLI), the method comprising: receiving, by a network element, a first SET-UP message from a transmitting device during a call set up; retrieving, by the network element, a data message and an identification of the transmitting device from the first SET-UP message when the first SET-UP message includes a first indicator, wherein the first indicator includes a combination of bits in a user-user information element of the first SET-UP message; obtaining, by the network element, a first CLI of the transmitting device corresponding to the retrieved identification; adding, by the network element, the data message, the first CLI, and a second indicator to a second SET-UP message, wherein the second indicator includes a combination of bits in a user-user information element of the second SET-UP message, wherein each of the user-user information element of the first SET-UP message and the user-user information element of the second SET-UP message includes a first octet, a second octet, a third octet, and a fourth octet, wherein the first octet includes a user-user information element identifier, the second octet includes a length of user-user contents, the third octet includes a user-user protocol discriminator, and the fourth octet includes user-user information; transmitting, by the network element, the second SET-UP message to a receiving device during the call set up for displaying the customized CLI on a display of the receiving device, thereby alerting a user of the receiving device of an incoming call from the transmitting device.