Preview Tool

Cisco Bug: CSCvt43375 - URPF on Taiko LC Not Dropping Traffic With Recursive Null Route

Last Modified

Sep 03, 2020

Products (1)

  • Cisco Carrier Routing System

Known Affected Releases

5.3.3.BASE 6.4.3.BASE

Description (partial)

URPF on CRS-3 LC not dropping traffic with RPF drops,forwarding to destination prefix. Incoming traffic is dropped on CRS-X linecard correctly for the same deployment.

the source address is known via recursive null route
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.