升级
当前版还是 Ver. 4.2.6p5
代码语言：javascript复制[root@h101 etc]# /usr/sbin/ntpd --help
ntpd - NTP daemon program - Ver. 4.2.6p5
USAGE: ntpd [ -<flag> [<val>] | --<name>[{=| }<val>] ]...
Flg Arg Option-Name Description
-4 ipv4 Force IPv4 DNS name resolution
- prohibits these options:
ipv6
-6 ipv6 Force IPv6 DNS name resolution
- prohibits these options:
ipv4
-a authreq Require crypto authentication
- prohibits these options:
authnoreq
-A authnoreq Do not require crypto authentication
- prohibits these options:
authreq
-b bcastsync Allow us to sync to broadcast servers
-c configfile configuration file name
-d debug-level Increase output debug message level
- may appear multiple times
-D set-debug-level Set the output debug message level
- may appear multiple times
-f driftfile frequency drift file name
-g panicgate Allow the first adjustment to be Big
- may appear multiple times
-i jaildir Jail directory
-I interface Listen on an interface name or address
- may appear multiple times
-k keyfile path to symmetric keys
-l logfile path to the log file
-L novirtualips Do not listen to virtual interfaces
-n nofork Do not fork
-N nice Run at high priority
-p pidfile path to the PID file
-P priority Process priority
-q quit Set the time and quit
-r propagationdelay Broadcast/propagation delay
saveconfigquit Save parsed configuration and quit
-s statsdir Statistics file location
-t trustedkey Trusted key number
- may appear multiple times
-u user Run as userid (or userid:groupid)
-U updateinterval interval in seconds between scans for new or dropped interfaces
var make ARG an ntp variable (RW)
- may appear multiple times
dvar make ARG an ntp variable (RW|DEF)
- may appear multiple times
-x slew Slew up to 600 seconds
-m mlock Lock memory
-! version Output version information and exit
-? help Display extended usage information and exit
-! more-help Extended usage information passed thru pager
Options are specified by doubled hyphens and their name or by a single
hyphen and the flag character.
The following option preset mechanisms are supported:
- examining environment variables named NTPD_*
please send bug reports to: http://bugs.ntp.org, bugs@ntp.org
[root@h101 etc]#
