Preview Tool

Cisco Bug: CSCuq76020 - RSP2: IPv6 Multicast packets with Hoplimit=0 not dropped

Last Modified

Jan 30, 2017

Products (1)

  • Cisco ASR 900 Series Aggregation Services Routers

Known Affected Releases


Description (partial)

Multicast IP packets with "Hop Limit" value 0 were processed and forwarded. Observed unexpected traffic, this may be a potential DOS.

Hop Limit value of 0 was decremented and forwarded with Hop Limit value 255.
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.