Chapter 4: Using the Command Line Interface
156
Example 2 - Primary NTP Server
The following command sets the primary time server to 192.168.80.66.
config:#
time ntp firstServer 192.168.80.66
Checking the Accessibility of NTP Servers
This command verifies the accessibility of NTP servers specified manually on your PDU and then shows the result. For
instructions on specifying NTP servers via CLI, see
To perform this command successfully, you must:
•
Own the "Change Date/Time Settings" permission.
•
Customize NTP servers. See
(on page 67).
•
Make the customized NTP servers override the DHCP-assigned ones. See
Overriding DHCP-Assigned NTP Servers
(on page 67).
This command is available either in the administrator/user mode or in the configuration mode. See
(on page 20).
In the administrator/user mode:
#
check ntp
In the configuration mode:
config#
check ntp
Security Configuration Commands
A security configuration command begins with
security
.
Firewall Control
You can manage firewall control features through the CLI. The firewall control lets you set up rules that permit or disallow
access to the PDU from a specific or a range of IP addresses.
•
An IPv4 firewall configuration command begins with
security ipAccessControl ipv4
.
•
An IPv6 firewall configuration command begins with
security ipAccessControl ipv6
.
Modifying Firewall Control Parameters
There are different commands for modifying firewall control parameters.