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Cisco Bug: CSCvv96857 - Traffic over 1500 bytes will be unable to be delivered after sending several thousand packets

Last Modified

Oct 19, 2020

Products (1)

  • Cisco Catalyst 3650 Series Switches

Known Affected Releases


Description (partial)

After sending several thousand ping traffic over 1500 bytes to C3650, C3650 stop responding to it. While it still can response to ping traffic smaller or equal to 1500 bytes.

It is the same for ping traffic generated from C3650.

Traffic over C3650 works well.

This issue could be seen on C3650/16.6.8/16.9.6
Currently the symptom is not seen on 3.7.X/3.6.X/16.12.4
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