3Com 4500 50-PORT Switch User Manual


 
410 CHAPTER 12: USING SYSTEM MANAGEMENT COMMANDS
Description
Use the ntp-service broadcast-server command to configure an Ethernet
switch to operate in the NTP broadcast server mode and send NTP broadcast
messages through the current interface.
Use the undo ntp-service broadcast-server command to remove the
configuration.
By default, no Ethernet switch operates in the NTP broadcast server mode.
Example
Configure the switch to send NTP broadcast messages through Vlan-interface1
and use authentication key 4 for encryption, and set the NTP version number to 3.
<SW4500> system-view
System View: return to User View with Ctrl+Z.
[SW4500] interface Vlan-interface 1
[SW4500-Vlan-interface1] ntp-service broadcast-server
authentication-key 4 version 3
ntp-service in-interface
disable
Syntax
ntp-service in-interface disable
undo ntp-service in-interface disable
View
VLAN interface view
Parameter
None
Description
Use the ntp-service in-interface disable command to disable the interface from
receiving NTP messages.
Use the undo ntp-service in-interface disable command to enable the interface to
receive NTP messages.
By default, the interface can receive NTP messages.
Example
Disable Vlan-interface1 from receiving NTP messages.
<SW4500> system-view
System View: return to User View with Ctrl+Z.
[SW4500] interface Vlan-interface 1
[SW4500-Vlan-interface1] ntp-service in-interface disable
ntp-service
max-dynamic-sessions
Syntax
ntp-service max-dynamic-sessions number