An apparatus for receiving a broadcast signal, the apparatus comprising: a receiver configured to receive a broadcast signal including a first service based on a broadcast channel including a cable channel, a terrestrial channel and a satellite channel, and a second service based on a broadband channel of an Internet channel; a signaling parser configured to parse signaling information in the broadcast signal, wherein the signaling information includes linkage information (90005, 90008), the linkage information includes type information, wherein: - a first value of the type information represents a route for discovering a service list for the second service for the Internet channel in the broadcast channel, and - a second value of the type information represents a route for discovering a service list for the second service for the Internet channel in the broadband channel; and a displayer configured to display service guide information for the first service and the second service based on the signaling information, wherein the signaling information is carried in a Network Information Table, NIT, or a Bouquet Association Table, BAT, in the broadcast signal, wherein the linkage information is a Uniform Resource Indicator, URI, linkage descriptor comprising a private data byte (90006, 90009), and wherein the private data byte comprises an instance transport ID, TSID, indicating a temporary TSID to replace a TSID required for data for the Internet channel. a receiver configured to receive a broadcast signal including a first service based on a broadcast channel including a cable channel, a terrestrial channel and a satellite channel, and a second service based on a broadband channel of an Internet channel; a signaling parser configured to parse signaling information in the broadcast signal, wherein the signaling information includes linkage information (90005, 90008), the linkage information includes type information, wherein: - a first value of the type information represents a route for discovering a service list for the second service for the Internet channel in the broadcast channel, and - a second value of the type information represents a route for discovering a service list for the second service for the Internet channel in the broadband channel; and - a first value of the type information represents a route for discovering a service list for the second service for the Internet channel in the broadcast channel, and - a second value of the type information represents a route for discovering a service list for the second service for the Internet channel in the broadband channel; and a displayer configured to display service guide information for the first service and the second service based on the signaling information, wherein the signaling information is carried in a Network Information Table, NIT, or a Bouquet Association Table, BAT, in the broadcast signal, wherein the linkage information is a Uniform Resource Indicator, URI, linkage descriptor comprising a private data byte (90006, 90009), and wherein the private data byte comprises an instance transport ID, TSID, indicating a temporary TSID to replace a TSID required for data for the Internet channel.