Preview Tool

Cisco Bug: CSCvt18150 - BootupPortLoopback is not running consistently for 4x10G Breakout on Native 400G Ports

Last Modified

Jun 12, 2020

Products (1)

  • Cisco Nexus 9000 Series Switches

Known Affected Releases


Description (partial)

The Gold bootup port loopback test remains untested if the port is in 4x10 breakout mode.

Port in 4x10 breakout during the diag bootup test.
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.