Guest

Preview Tool

Cisco Bug: CSCus02131 - MDS 9250i Low FCIP performance

Last Modified

Feb 07, 2017

Products (1)

  • Cisco MDS 9000 Series Multilayer Switches

Known Affected Releases

6.2(5) 6.2(5)S68

Description (partial)

Symptom:
FCIP tunnels on higher latency connections are not utilizing their full TCP window size. This leads to under performing FCIP tunnels that never achieve their configured bandwidth.

Conditions:
Applies when all of the following are true:
 - NX-OS 6.2(5) thru 6.2(11).
 - FCIP configured on MDS 9250i platform only.
 - Latency on FCIP connection is high such that the calculated window size is greater than 2MB.
Bug details contain sensitive information and therefore require a Cisco.com 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.