H3C Technologies H3C WX3000E Series Wireless Switches - Manual (Page 31)

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Displaying and maintaining NTP
Task Command Remarks
Display information about NTP
service status.
display ntp-service status [ |
{ begin | exclude | include }
regular-expression ]
Available in any view.
Display information about NTP
sessions.
display ntp-service sessions
[ verbose ] [ | { begin | exclude |
include } regular-expression ]
Available in any view.
Display brief information about the
NTP servers from the local device
back to the primary reference
source.
display ntp-service trace [ | { begin
| exclude | include }
regular-expression ]
Available in any view.
NTP configuration examples
NOTE:
Unless otherwise specified, the examples in this section apply to all access points (APs) that support NTP.
Configuring NTP client/server mode
Network requirements
Configure NTP to synchronize the time between the device and the AP in Figure 11 .
• Use the local clock of the device as a reference source, with the stratum level 2.
• Set the AP in client/server mode, and use the device as the NTP server of the AP.
Figure 11 Network diagram
Configuration procedure
1. Configure the device:
# Specify the local clock as the reference source, with the stratum level 2.
<Device> system-view
[Device] ntp-service refclock-master 2
2. Configure the AP:
# Display the NTP status of the AP before clock synchronization.
<AP> display ntp-service status
Clock status: unsynchronized
Clock stratum: 16