The IPTV network architecture is divided into five parts:
the header network, core network, distribution network,
access network and the customer’s home network. To due to
the IPTV’s nature, its distribution over high-speed networks
as well as a good distribution platform for the IP contents is
necessary. An IPTV service provider must deliver different
IPTV channels simultaneously in the access network while it
offers IPTV services with adequate quality. For this reason, a
good QoS must be provided in the access network