Preview Tool

Cisco Bug: CSCtd00493 - v6 Bidir Upstream forwarding broken in certain cases

Last Modified

Jan 28, 2017

Products (1)

  • Cisco IOS

Known Affected Releases


Description (partial)

For IPV6 bidir entry FF03::1:0:0/96, some packet with address like FF03::1:1:1/128 or 
FF03::1:1:2/128, etc, cannot find match in CPP due to the collision lookup failure, this will 
casue the traffic not forwarded for the entries

IPV6 bidir with ACL 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.