H3C SR6600-X Configuration Manual page 125

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.
[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.
<DeviceB> 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:
# Verify that an SNTP association has been established between Device B and Device A, and
Device B has synchronized to Device A.
[DeviceB] display sntp sessions
NTP server
1.0.1.11
Stratum Version
2 4
111
Last receive time
Tue, May 17 2011 9:11:20.833 (Synced)