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Cisco Bug: CSCum87504 - MFP Anomaly Detected messages continuously displayed

Last Modified

Feb 14, 2018

Products (1)

  • Cisco 5500 Series Wireless Controllers

Known Affected Releases

7.6(100.0)

Description (partial)

Symptom:
MFP Anomaly Detected are continuously displayed

MFP Anomaly Detected - 104 'CCMP Not Encrypted' violation(s) have
originated  from the Client with MAC 'XX:XX:XX:XX:XX:XX' while it was
associated to the  BSS 'XX:XX:XX:XX:XX:XX'. This was detected by the
radio with Slot ID '1' of  the AP with MAC 'XX:XX:XX:XX:XX:XX' when
observing 'Association Response' f rames.

Conditions:
Hardware: flex7500/WIsm2/5508 / AP: AIR-CAP3602i-Q-K9
Software: 7.6/7.5/7.4

Global Infrastructure MFP state. DISABLED
Client MFP is optional or disabled for all WLAN

Related Community Discussions

MFP Anomaly Detectedエラーが記録される問題
2015年1月22日(初版) TAC SR Collection 主な問題 Client MFP (Management Frame Protection) | によるマネージメントフレームの暗号化にはクライアントが CCXv5 対応であることが必要ですが、Client MFP が Disabled や Optional 設定の状態で非 CCXv5 クライアントに対して以下のようなエラーを誤検知し、traplog に記録する場合があります。 | MFP Anomaly Detected - xxx 'CCMP Not Encrypted' violation(s) ... MFP Anomaly Detected - xxx Not encrypted event(s) found as violated ... | 原因 ソフトウェア不具合 | <key>CSCum87504</key> MFP Anomaly Detected messages continuously displayed 解決策​ ​ <key>CSCum87504</key>  | の修正バージョンにアップグレードすることにより、この問題は発生しなくなります。 ...
Latest activity: Mar 21, 2019
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