How Many Announcements Does it Take For an AS to Withdraw a Route?

7/5 19:33:25 Route R is withdrawn

7/5 19:34:15 AS6543 announce R 6543 66665 8918 1 5696 999

7/5 19:35:00 AS6543 announce R 6543 66665 8918 67455 6461 5696 999

7/5 19:35:37 AS6543 announce R 6543 66665 4332 6461 5696 999

7/5 19:35:39 AS6543 announce R 6543 66665 5378 6660 67455 6461 5696 999

7/5 19:35:39 AS6543 announce R 6543 66665 65 6461 5696 999

7/5 19:35:52 AS6543 announce R 6543 66665 6461 5696 999

7/5 19:36:00 AS6543 announce R 6543 66665 5378 6765 6660 67455 6461 5696 999

…

7/5 19:38:22 AS6543 withdraw R

Answer: Up to 19

(AS6543 chosen as an example – all AS’es exhibit similar behavior)