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Cisco Bug: CSCur10816 - admin install verify package sync - errors reported ( USB Hang issue )

Last Modified

Feb 27, 2018

Products (1)

  • Cisco Carrier Routing System

Known Affected Releases

5.1.3.BASE

Description (partial)

Symptom:
while running install operations like install verify packages, install operations failed on taiko LCs due to USB hang issue on taiko card

Conditions:
USB driver unable to receive interrupts from EHCI controller. It seems the driver misses the interrupt and hence failed to 
ack the controller by clearing the status register.
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