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Cisco Bug: CSCvu16067 - Changes in IP-TABLES ISE 2.6 causing TCP delays, TACACS latency

Last Modified

Sep 24, 2020

Products (1)

  • Cisco Identity Services Engine

Known Affected Releases

2.4(0.357) 2.4(0.909) 2.6(0.156) 2.6(0.200)

Description (partial)

Symptom:
There are symptoms of TCP delays (looks like SYN flood)

Conditions:
This will cause issues with many devices trying to connect to T+ via TCP.  Radius is not affected, since it's UDP.
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