Digi IX20 - Page 760

Services Network Time Protocol
IX20 User Guide
760
l
Asingle IPaddress or host name.
l
Anetwork designation in CIDRnotation, for example, 2001:db8::/48.
l
any: No limit to IPv6 addresses that can access the NTPserver agent.
Repeat thisstep to list additional IPaddressesor networks.
n
To limit access to hosts connected through a specified interface on the IX20 device:
(config)> add service ntp acl interface end value
(config)>
Where value is an interface defined on your device.
Display a list of available interfaces:
Use ... network interface ?to display interface information:
(config)> ... network interface ?
Interfaces
Additional Configuration
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defaultip Default IP
defaultlinklocal Default Link-local IP
eth1 ETH1
eth2 ETH2
loopback Loopback
modem Modem
(config)>
Repeat thisstep to list additional interfaces.
n
To limit access based on firewall zones:
(config)> add service ntp acl zone end value
(config)>
Where value is a firewall zone defined on your device, or the any keyword.
Display a list of available firewall zones:
Type ... firewall zone ?at the config prompt:
(config)> ... firewall zone ?
Zones: A list of groups of network interfaces that can be
referred to by packet
filtering rules and access control lists.
Additional Configuration
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any