A method for service list table associated with a bitstream, the method includes receiving a service receiving a service list table within said service guide that includes a service list table element that is a root element of said service list table; receiving a sltInetUrl element that is an element of said service list table and indicates a base URL to acquire electronic service guide or service layer signaling files available via broadband for services in said service list table; and receiving a first urlType attribute that is an attribute of said sltInetUrl element and indicates types of files available with said base URL.