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Cisco Bug: CSCuj05954 - Overlord: Module console invalid input and finally get stuck

Last Modified

Dec 11, 2015

Products (1)

  • Cisco 4000 Series Integrated Services Routers

Known Affected Releases


Description (partial)


On ISR-4451 certain special characters sent to the module console session can result in a locked session which will no longer accept input


The problem occurs when special non-keyboard characters such as a raw linefeed "\r" character is sent to the module console from a tool or script.  It is not seen when using a normal interactive session with manual input.
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