Preview Tool

Cisco Bug: CSCut48846 - LC crash at boot with llq configured, modem stuck in init(io) afterwards

Last Modified

Jan 31, 2017

Products (1)

  • Cisco cBR Series Converged Broadband Routers

Known Affected Releases


Description (partial)

When LLQ is configured on the CMTS, the linecard will crash repeatedly at boot up time, or shortly after boot.

Any one of the below LLQ configuration will cause this problem: 
cable upstream 0 scheduling type nrtps mode llq
cable upstream 0 scheduling type rtps mode llq
cable upstream 0 scheduling type ugs mode llq

This problem occurs when LLQ mode for the scheduling types NRTPS, RTPS, or UGS is configured.
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.