the game player display 178d indicates that that service is unauthorized to prevent unlimited play in rental mode game play is halted with a reset after every 12 24 hours of continuous play without receiving a time of day tod transaction forcing the subscriber to initiate a new download which rechecks the current authorization state for arcade mode if the playtime ever reaches zero game play is halted with a reset see fig3 elements 315 350 game data packets are identified by headers including game time service identifier game identifier and packet addresses protected by forward error correction coding in this manner the game adapter asic 200 knows which selected game available of the many games in the incoming signal to accept in the download the dcs must nationally or locally manage the current ptp offerings although the system is not inherently limited to 32 total services at any given time it is probably considerably easier to manage if the ptp table in each adapter 177 is structured with the same service identifiers sids in the same ptp slots at a minimum the dcs must always keep the current ptp authorization data long enough to transmit it redundantly for some period of time keeping in mind that adapters 177 are not likely to be connected to the cable plant 156 on a consistent basis if a subscriber requests a 34 refresh 34 authorization of a previous purchase on the basis that their adapter 177 was not connected to the cable 156 the dcs must be capable of recovering the ptp authorization data for that purchase for retransmission for arcade mode purchases the authorization is effective as soon as the subscriber 39 s adapter 177.