12.2.1 Command list

The following tables list the configuration commands related to time setting and NTP.

Table 12-7: List of configuration commands
Command name	Description
clock timezone	Sets the time zone.
ntp access-group	Creates an access group that can be permitted or denied access to NTP services by means of an IPv4 address filter.
ntp authenticate	Enables the NTP authentication functionality.
ntp authentication-key	Sets an authentication key.
ntp broadcast	Sends NTP packets by broadcast for each interface, and configures other switches to synchronize with the Switch.
ntp broadcast client	Specifies the setting for accepting NTP broadcast messages from devices on the connected subnet.
ntp broadcastdelay	Specifies the estimated latency (time delay) between the NTP broadcast server sending time information and the Switch.
ntp master	Sets the local time server. If there is no host NTP server, the Switch functions as a local time server and provides the time of the Switch to NTP clients.
ntp peer	Configure active/passive mode by symmetrically connecting NTP servers to the Switch.
ntp server	Set the Switch to client mode and configure client-server mode.
ntp trusted-key	Set the key number to authenticate for security purposes when synchronizing with other devices.

The following tables list the operation commands related to time setting and NTP.

Table 12-8: List of operation commands
Command name	Description
set clock	Shows and sets the date and time.
show clock	Shows the current date and time.
show ntp associations	Displays the activity status of the connected NTP server.
restart ntp	Restarts the local NTP server.