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HP A3100-8 v2 EI Configuration Manual Page 78

A3100 v2 switch series.
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<SwitchD> system-view
[SwitchD] ntp-service authentication enable
[SwitchD] ntp-service authentication-keyid 88 authentication-mode md5 123456
[SwitchD] ntp-service reliable authentication-keyid 88
# Configure Switch D to work in the NTP broadcast client mode.
[SwitchD] interface vlan-interface 2
[SwitchD-Vlan-interface2] ntp-service broadcast-client
Now, Switch D can receive broadcast messages through VLAN-interface 2, and Switch C can send
broadcast messages through VLAN-interface 2. Upon receiving a broadcast message from Switch C,
Switch D synchronizes its clock to that of Switch C.
# View the NTP status of Switch D after clock synchronization.
[SwitchD-Vlan-interface2] display ntp-service status
Clock status: synchronized
Clock stratum: 4
Reference clock ID: 3.0.1.31
Nominal frequency: 64.0000 Hz
Actual frequency: 64.0000 Hz
Clock precision: 2^7
Clock offset: 0.0000 ms
Root delay: 31.00 ms
Root dispersion: 8.31 ms
Peer dispersion: 34.30 ms
Reference time: 16:01:51.713 UTC Sep 19 2005 (C6D95F6F.B6872B02)
The output shows that Switch D has been synchronized to Switch C, and the clock stratum level of Switch
D is 4, while that of Switch C is 3.
# View the NTP session information of Switch D, which shows that an association has been set up
between Switch D and Switch C.
[SwitchD-Vlan-interface2] display ntp-service sessions
source
reference
**************************************************************************
[1234] 3.0.1.31
127.127.1.0
note: 1 source(master),2 source(peer),3 selected,4 candidate,5 configured
Total associations :
stra
reach
3
254
1
71
poll
now
offset
64
62
-16.0
delay
disper
32.0
16.6

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