Q. All of my probes do not display uptime greater the 499 days. On the 500th day, it will start over at 0 days.
A. Uptime is derived from sysUpTime.0, which is reported in hundreths of a second. The maximum value of a 32-bit unsigned integer is 4,294,967,295. In hundreths of a second, a 32-bit value wraps in approximately 497 days:
(using integer arithmetic).