Huawei Quidway S3000-EI Series Operation Manual page 360

Operation Manual - System Management
Quidway S3000-EI Series Ethernet Switches
Configure Ethernet Switch Quidway5: (Quidway4 has been synchronized by
Quidway3)
# Enter system view.
<Quidway5> system-view
# Set the local clock as the NTP master clock at stratum 1.
[Quidway5] ntp-service refclock-master 1
# After performing local synchronization, set Quidway4 as a peer.
[Quidway5] ntp-service unicast-peer 3.0.1.32
The above examples configure Quidway4 and Quidway5 as peers and configure
Quidway5 as in active peer mode and Quidway4 in passive peer mode. Since
Quidway5 is at stratum 1 and Quidway4 is at stratum 3, synchronize Quidway4 by
Quidway5.
After synchronization, Quidway4 status is shown as follows:
[Quidway4] display ntp-service status
Clock status: synchronized
Clock stratum: 2
Reference clock ID: 3.0.1.31
Nominal frequency: 60.0002 Hz
Actual frequency: 60.0002 Hz
Clock precision: 2^17
Clock offset: -9.8258 ms
Root delay: 27.10 ms
Root dispersion: 49.29 ms
Peer dispersion: 10.94 ms
Reference time: 19:21:32.287 UTC Oct 24 2004(C5267F3C.49A61E0C)
By this time, Quidway4 has been synchronized by Quidway5 and it is at stratum 2, or
higher than Quidway5 by 1.
Display the sessions of Quidway4 and you will see Quidway4 has been connected with
Quidway5.
[Quidwa4] display ntp-service sessions
source
********************************************************************
[12345]3.0.1.33
note: 1 source(master),2 source(peer),3 selected,4 candidate,5 configured
III. Configure NTP broadcast mode
1) Network requirements
reference stra reach poll
LOCAL(0) 2 377
Huawei Technologies Proprietary
7-13
Chapter 7 NTP Configuration
now offset delay disper
64 16 0.0 0.0 0.9