Patent ID: 8028092

Claim:
A method of inserting advertising content in a feed, the method comprising: receiving, from a source system, a content feed that includes: a selection of programming with one or more segments, and an advertising insertion indication between a first segment in the selection of programming and a second segment in the selection of programming; enabling duplication, at a duplicating device, of the content feed for transmission to each of multiple terminals, including: transmitting, in a duplicated stream of Internet Protocol packets to each of the multiple terminals, the first segment in the selection of programming, detecting, based on state information from a first terminal of the multiple terminals, an indication that the first terminal has received some but not all of the data packets of the first segment in the selection of programming, triggering insertion, based on the state information, of advertising content into the duplicated stream transmitted to the first terminal, transmitting, in the duplicated stream to the first terminal, the advertising content, and transmitting, in the duplicated stream to each of the multiple terminals, the second segment in the selection of programming.