Preview Tool

Cisco Bug: CSCuw44957 - Cat3560X:some fragmented packets drop

Last Modified

Jan 16, 2019

Products (97)

  • Cisco Catalyst 3560-X Series Switches
  • Cisco Catalyst 2960C-8TC-S Switch
  • Cisco Catalyst 3560X-48U-S Switch
  • Cisco Catalyst 2960C-12PC-L Switch
  • Cisco Catalyst 3560X-48P-S Switch
  • Cisco Catalyst 3560X-48T-E Switch
  • Cisco Catalyst 2960X-24PS-L Switch
  • Cisco Catalyst 2960X-24PD-L Switch
  • Cisco Catalyst 2960X-48LPS-L Switch
  • Cisco Catalyst 3750X-24T-S Switch
View all products in Bug Search Tool Login Required

Known Affected Releases


Description (partial)

Some fragmented packets drop on the Cat3560X.

The issue is confirmed on 15.2(1)E,15.2(2)E2 or 15.2(3)E2.

It is not seen on 15.0(2)SE5,15.0(2)SE6 or 15.0(2)SE8.

Related Community Discussions

details of <key>CSCuw44957</key>
Hello, Can someone please share the details of the bug <key>CSCuw44957</key> ? The workaround says  (..) It won't heppen on 15.0(2)SE8 or earier. (..) But. I have WS-3560X @15.0(2)SE4, and its ports work fine when in 1G mode. When limited to 10/100 (auto), I found one tcp frame that gets dropped. Nothing special, just something in the middle of TCP segment, but, the result is - the upper layers get confused and application hangs. Maybe I'm hitting the same bug, and should consider migration to 15.2 train ? ...
Latest activity: Nov 13, 2015
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.