Dear Concern,
I am getting error after upgrading the 2960-x series stack switch.
ILET-1-AUTHENTICATION_FAIL: This Switch may not have been manufactured by Cisco or with Cisco's authorization. This product may contain software that was copied in violation of Cisco's license terms. If your use of this product is the cause of a support issue, Cisco may deny operation of the product, support under your warranty or under a Cisco technical support program such as Smartnet. Please contact Cisco's Technical Assistance Center for more information.
I have looked every discussion on this community and did not find any answer or solution to this problem. Kindly help in this regard.
