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Cisco Bug: CSCtd59375 - ACS resets SYN packets if MSS isn't set

Last Modified

Jan 27, 2010

Products (1)

Known Affected Releases

1.2(0.146)

Description (partial)

Symptom:

TACACS authentication attempts from some devices fail with no response from the ACS. Packet capture shows TCP reset being sent immediately by ACS.

Conditions:

This will occur if the TCP SYN packet doesn't have the MSS option set.
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