Preview Tool

Cisco Bug: CSCus95376 - [NCS4K-20T-O-S] unexpect loopback detected after EW configuration

Last Modified

Jul 30, 2018

Products (1)

  • Cisco Carrier Routing System

Known Affected Releases


Description (partial)

unexpected loopback is detected on NCS4K-20T-O-S line card.

1. Configure traffic between NCS4K-20T-O-S and some other line card and then delete this configuration.
2. Again Configure traffic between NCS4K-20T-O-S with some different line card.
3. Unexpected loop back is seen in NCS4K-20T-O-S line card after multiple iterations of step 1-2.
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.