I want to know root cause about following syslog

[kwangjeonlee76]

The below message was suddenly occurred in a AP"AIR-AP1262N-K-K9"

Please, let me know root cause and necessary  any action.

May  9 07:53:58.880: PCIe reset radio 0, bus 1
May  9 07:53:58.990: %LINK-5-CHANGED: Interface Dot11Radio0, changed state to reset
May  9 07:54:00.837: %LINEPROTO-5-UPDOWN: Line protocol on Interface Dot11Radio0, changed state to down
May  9 07:54:01.658: %LINK-3-UPDOWN: Interface Dot11Radio0, changed state to up
May  9 07:54:02.658: %LINEPROTO-5-UPDOWN: Line protocol on Interface Dot11Radio0, changed state to up

[Charles Hill]

What ios version are on the APs?

Thanks.

Charles

[kwangjeonlee76]

the version is "12.4(25d)JA1" and we don't use WLC