Cisco Small Business AP541N Administration Manual page 51

3
Setup
Enabling the Network Time Protocol
After you configure the Time settings, you must click Apply to apply the changes
NOTE
and to save the settings. Changing some settings might cause the access point to
stop and restart system processes. If this happens, wireless clients will temporarily
lose connectivity. We recommend that you change access point settings when
WLAN traffic is low.
46 Cisco AP541N Dual-band Single-radio Access Point Quick Start Guide