EndRun Tempus LX GPS, User Manual

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T e m p u s L X G P S U s e r M a n u a l 42
C H A P T E R S I X
43 T e m p u s L X G P S U s e r M a n u a l
C O N T R O L A N D S T A T U S C O M M A N D S
Available User Commands
COMMAND FUNCTION
accessconfig Interactive shell script that guides the user in configuring
telnet
,
ssh
and
snmpd
access to the Tempus LX that is
limited to specific hosts. The resulting /etc/hosts.allow and
/etc/hosts.deny files are saved to the non-volatile FLASH disk.
Factory default configuration allows access by all hosts.
antfltmask Prints the current setting for the Antenna Fault Mask.
cpuopts Returns the current settings for any installed, user-selectable,
CPU Options. These are: 1PPS, AM Code or Prog TTL.
cpuoptsconfig An interactive script that allows the user to modify the settings
for the CPU Options listed above.
cpusertime Prints the current settings for the optional Serial Time Output.
cpusertimeconfig An interactive script that allows the user to modify the settings
for the optional Serial Time Output.
eraserootfs_1 Command to erase the UPGRADE root file system FLASH
partition. This must be executed prior to loading the new file
system image during the Linux/NTP upgrade process.
gntpwaddr Prints the ethernet hardware address, if the ethernet has been
configured.
gntposctype Prints the installed oscillator type, which is one of: TCXO,
MS-OCXO, HS-OCXO or Rubidium.
gntppasswd Allows the root user to change the password for the two config-
ured users on the Tempus LX:
gntpuser
and
root
. This script
calls the standard Linux
passwd
binary and then saves the
resulting
/etc/shadow
file to the non-volatile FLASH disk.
gntprootfs Prints the current root file system image, either Tempus-
LXGPS_0 (factory default) or TempusLXGPS_1 (field up-
grade) which is running in the Tempus LX to the console.
gntpstat Parses the output of
ntpq –c peers
to obtain the system peer
status of the NTP GPS reference clock. It also retrieves the
current reference clock polling status data and prints it to the
console.
gntptimemode Prints the time mode settings in effect for the front-panel dis-
play, or any optional time code or Serial Time output.
gntptimemodeconfig Interactive shell script that guides the user in configuring the
time mode settings for any optional time code output or front-
panel display. Allows setting to the LOCAL, GPS or UTC
timescale.
gntpversion Prints the Tempus LX application software version information
to the console.
gpsdynmode Prints the GPS dynamic mode currently in effect to the console.
gpsrefpos Prints the GPS reference position to the console.
gpsstat Prints the GPS subsystem status information to the console.
gpstrkstat Prints the GPS satellite tracking status to the console.