Disabling An Interface From Receiving Ntp Messages; Displaying Ntp Configuration; Configuration Example; Configuring Ntp Server/Client Mode - 3Com 4210 9-Port Configuration Manual

Operation
Configure the maximum number of
dynamic sessions that can be
established on the local switch

Disabling an Interface from Receiving NTP messages

Table 1-16 Disable an interface from receiving NTP messages
Operation
Enter system view
Enter VLAN interface view
Disable an interface from
receiving NTP messages

Displaying NTP Configuration

After the above configurations, you can execute the display commands in any view to display the
running status of switch, and verify the effect of the configurations.
Table 1-17 Display NTP configuration
Display the status of NTP services
Display the information about the sessions
maintained by NTP
Display the brief information about NTP
servers along the path from the local
device to the reference clock source

Configuration Example

Configuring NTP Server/Client Mode

Network requirements
The local clock of Device A (a switch) is to be used as a master clock, with the stratum level of 2.
Device A is used as the NTP server of Device B (an Switch 4210)
Configure Device B to work in the client mode, and then Device A will automatically work in the
server mode.
ntp-service
max-dynamic-sessions
number
system-view
interface Vlan-interface
vlan-id
ntp-service in-interface
disable
Operation
Command
Command
—
—
Required
By default, a VLAN interface
receives NTP messages.
Command
display ntp-service status
display ntp-service sessions
[ verbose ]
display ntp-service trace
1-14
Description
Required
By default, up to 100 dynamic
sessions can be established
locally.
Description
Description
Available in any
view