
OnTime Clock
Installation and User Guide
Firmware Version 2
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© 2017 Inova Solutions | All rights reserved | page 35
Appendix A: Clock Configuration
This section summarizes the configuration options available with the clock. For help
setting up a telnet session, refer to Section 7- Manual Configuration Using Telnet . For
additional support, refer to
Inova OnTime Support
.
Condition
Solution
Get help for clock
commands
help -
To see a list of all the telnet command names and options for
which help is available.
To see help for a particular command, type the
help
command
followed by the command name for which help is desired
.
For
example, to see help for the
display
option, type
help display
Display the configuration
settings for clock
config -
To display all configuration parameters except those sent
by the DHCP server. Use the DHCP config (dhcpconfig) command
to view these superseding options
Verify DHCP
Configuration settings
dhcpconfig
–
To list the option settings received from a DHCP
server (for verification purposes only). Use the ipconfig
–
o
command to enable retrieving option settings from a DHCP server.
Display all Address
Resolution Protocol (ARP)
cache entries
arp -
Display all Address Resolution Protocol (ARP) cache entries.
View current SNTP settings
sntp
- To view the current time server and other SNTP settings
Test the Time Server
Synchronization
sntp -s -
Display the SNTP settings, then invoke a time server
synchronization request and display the results.
Specify the primary Time
Server
sntp
–
h hostname
,
where
hostname
is the hostname of the primary
time server; or
sntp -h
xxx.xxx.xxx.xxx
, where
xxx.xxx.xxx.xxx
is the IP address of
the primary time server
Specify the secondary Time
Server
sntp
–
e hostname
where
hostname
is the hostname of the secondary
time server; or
sntp -e
xxx.xxx.xxx.xxx
, where
xxx.xxx.xxx.xxx
is the IP address of
the secondary time server; to be used in the event that the primary
server is unavailable