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LOF Detected

mattsmith
Level 1
Level 1

‎06-17-2010 07:07 AM - edited ‎03-04-2019 08:48 AM

What is normally the issue with a controller going up and down? LOF - Telco or CPE

This is on a 3825 ISR.

Jun 17 09:08:40: %CONTROLLER-5-UPDOWN: Controller T1 2/0/1, changed state to dow
n (LOF detected)
Jun 17 09:08:41: %CONTROLLER-5-UPDOWN: Controller T1 2/0/1, changed state to up
Jun 17 09:08:48: %CONTROLLER-5-UPDOWN: Controller T1 2/0/1, changed state to dow
n (LOF detected)

3 people had this problem
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1 Reply 1

burleyman
Level 8
Level 8

‎06-17-2010 07:16 AM

This link should explain it.......Everytime I have had this it was the Telco.

http://www.cisco.com/en/US/tech/tk713/tk628/technologies_tech_note09186a00800f2fa1.shtml

Please rate posts that help.

Mike

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