The Use of Timeouts For Lost Packets requires Sequence Numbers packet CRC<--timeout-> packet CRC packet 0 or 1? cket o accepted Problem: Unless packets are numbered the receiver cannot tell which packet it received Solution: Use packet numbers(sequence numbers Eytan modianoThe Use Of Timeouts For Lost Packets Requires Sequence Numbers packet 0 CRC <---- timeout -----> packet 0 CRC packet 0 or 1? packet 0 accepted • Problem: Unless packets are numbered the receiver cannot tell which packet it received • Solution: Use packet numbers (sequence numbers) Eyt an Modiano 4