Switching between delivery methods in an IPTV communication network

摘要

A method and apparatus for, during an on-going session, switching from a first IPTV channel arranged to be delivered to a plurality of nodes, such as a broadcast or a unicast, to a second unicast IPTV channel. The first IPTV channel is received at an IPTV receiving node, such as a User Equipment. A message is sent to an IPTV AS, the message including an instruction to switch to a unicast IPTV channel providing the same content as the first IPTV channel. The IPTV receiving node then receives the IPTV channel unicast.