Cckm Timestamp Tolerance - Cisco 8800 Series Deployment Manual

Dot11 phone will enable the 2 Cisco versions, where dot11 phone dot11e will enable both CCA versions (802.11e and Cisco
version 2). It is recommended to enable dot11 phone dot11e.

CCKM Timestamp Tolerance

The default CCKM timestamp tolerance is set to 1000 ms.
It is recommended to adjust the CCKM timestamp tolerance to 5000 ms to optimize the Cisco IP Phone 8800 Series roaming
experience.
(Cisco Controller) >config wlan security wpa akm cckm timestamp-tolerance ?
<tolerance> Allow CCKM IE time-stamp tolerance <1000 to 5000> milliseconds; Default tolerance 1000 msecs
Use the following command to configure the CCKM timestamp tolerance per Cisco recommendations.
(Cisco Controller) >config wlan security wpa akm cckm timestamp-tolerance 5000 <WLAN id >
To confirm the change, enter show wlan <WLAN id>, where the following will be displayed.
CCKM tsf Tolerance...............................
Cisco IP Phone 8800 Series Wireless LAN Deployment Guide
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