H3C Technologies H3C S6300 Series Switches - Manual (Page 64)

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[DeviceA] ntp-service authentication enable
# Configure an NTP authentication key, with the key ID of 10 and key value of aNiceKey. Input the
key in plain text.
[DeviceA] ntp-service authentication-keyid 10 authentication-mode md5 simple
aNiceKey
# Specify the key as a trusted key.
[DeviceA] ntp-service reliable authentication-keyid 10
3. Configure Device B:
# Enable the SNTP service.
system-view
[DeviceB] sntp enable
# Enable SNTP authentication on Device B.
[DeviceB] sntp authentication enable
# Configure an SNTP authentication key, with the key ID of 10 and key value of aNiceKey. Input
the key in plain text.
[DeviceB] sntp authentication-keyid 10 authentication-mode md5 simple aNiceKey
# Specify the key as a trusted key.
[DeviceB] sntp reliable authentication-keyid 10
# Specify Device A as the NTP server of Device B, and associate the server with key 10.
[DeviceB] sntp unicast-server 1.0.1.11 authentication-keyid 10
4. Verify the configuration:
# Display SNTP association information for Device B.
[DeviceB] display sntp sessions
NTP server Stratum Version Last receive time
1.0.1.11 2 4 Tue, May 17 2011 9:11:20.833 (Synced)
The output shows that an association has been established between Device B and Device A, and
Device B has been synchronized to Device A.