3com 4210 Manual De Usuario

C

HAPTER

 31: NTP C

ONFIGURATION

 G

UIDE

<DeviceA> system-view

[DeviceA] interface Vlan-interface 2

[DeviceA-Vlan-interface2] ntp-service multicast-client 

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View the NTP status and NTP session information of Device D after clock 
synchronization (You can use the same command to view the NTP status and 
NTP session information of Device A).

# View NTP status of Device D.

[DeviceD] display ntp-service status 

# View NTP session information of Device D.

[DeviceD] display ntp-service sessions 

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Configuration on Device C.

#

interface Vlan-interface2

ip address 3.0.1.13 255.255.255.0

ntp-service multicast-server 

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Configuration on Device A.

#

interface Vlan-interface2

ip address 1.0.1.11 255.255.255.0

ntp-service multicast-client 

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Configuration on Device D.

#

interface Vlan-interface2

ip address 3.0.1.14 255.255.255.0

ntp-service multicast-client 

The local clock of the Switch 5500, 5500G, or 4210 cannot be set as a reference 
clock. It can synchronize other devices as a reference clock only when its clock is 
synchronized.

Figure 86   Network diagram for NTP client/server mode with authentication configuration

 

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The local clock of Device A is to be used as a reference source, with the stratum 
level of 2.

1.0.1.11/24

1 .0.1.12/24

Device A

Device B