Digi AnywhereUSB Plus User Manual page 440

Services
n To add the NTP server in another location in the list, use an index value to indicate the
appropriate position. For example:
(config)> add service ntp server 1 time.server.com
(config)>
Note This list is synchronized with the list of servers included with NTP client configuration,
and changes made to one will be reflected in the other. See
synchronization
5. Allow the device's local system clock to be used as backup time source:
(config)> service ntp local true
(config)>
6. (Optional) Configure the access control list to limit downstream access to the AnywhereUSB
Plus device's NTP service.
To limit access to specified IPv4 addresses and networks:
n
(config)> add service ntp acl address end value
(config)>
Where value can be:
A single IP address or host name.
l
A network designation in CIDR notation, for example, 192.168.1.0/24.
l
any: No limit to IPv4 addresses that can access the NTP server agent.
l
Repeat this step to list additional IP addresses or networks.
To limit access to specified IPv6 addresses and networks:
n
(config)> add service ntp acl address6 end value
(config)>
Where value can be:
A single IP address or host name.
l
A network designation in CIDR notation, for example, 2001:db8::/48.
l
any: No limit to IPv6 addresses that can access the NTP server agent.
l
Repeat this step to list additional IP addresses or networks.
To limit access to hosts connected through a specified interface on the AnywhereUSB
n
Plus device:
(config)> add service ntp acl interface end value
(config)>
Where value is an interface defined on your device.
AnywhereUSB Plus User Guide
for more information about NTP client configuration.
Display a list of available interfaces:
Network Time Protocol
Configure the system time
440