H3C Technologies H3C S6300 Series Switches - Manual (Page 63)

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Step Command Remarks
5. Associate the SNTP
authentication key with the
specific NTP server.
• For IPv4:
sntp unicast-server { ip-address
| server-name }
authentication-keyid keyid
• For IPv6:
sntp ipv6 unicast-server
{ ipv6-address | server-name }
authentication-keyid keyid
By default, no NTP server is
specified.
Displaying and maintaining SNTP
Execute display commands in any view.
Task Command
Display information about all IPv6 SNTP associations. display sntp ipv6 sessions
Display information about all IPv4 SNTP associations. display sntp sessions
SNTP configuration example
Network requirements
As shown in Figure 17 , do the following:
• Configure the local clock of Device A as a reference source, with the stratum level 2.
• Configure Device B to operate in SNTP client mode, and specify Device A as the NTP server.
• Configure NTP authentication on Device A and SNTP authentication on Device B.
Figure 17 Network diagram
Configuration procedure
1. Set the IP address for each interface as shown in Figure 17 . (Details not shown.)
2. Configure Device A:
# Enable the NTP service.
<DeviceA> system-view
[DeviceA] ntp-service enable
# Configure the local clock of Device A as a reference source, with the stratum level 2.
[DeviceA] ntp-service refclock-master 2
# Enable NTP authentication on Device A.