Preview Tool

Cisco Bug: CSCsz20091 - CMTS encrypts traffic erroneously on SPA downstreams

Last Modified

Jan 29, 2017

Products (1)

  • Cisco uBR10000 Series Universal Broadband Routers

Known Affected Releases

12.2SBC 12.3(23)BC4

Description (partial)


Modems using SPA modular-cable downstreams on the ubr10000 cannot go past the init(io) state


Multicast encryption is enabled. This issue occurs when a key index request for an encrypted multicast session from the MAC domain host linecard to the wideband host linecard fails. Such a failure can occur due to an inter-linecard IPC drop.
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.