2911 ISR Router upgrading IOS from 15.0.1 to 15.1.1XB

Unanswered Question
Mar 26th, 2010
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I'm trying to upgrade from 15.0.1 to 15.1.1XB and the router is stating that the signature of the image is not verified.

Can anyone help?



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Leo Laohoo Fri, 03/26/2010 - 17:44
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I am using this version for the past 3 months and I don't see any problems.  Can you try downloading the file again?


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