diff options
Diffstat (limited to 'usr.sbin/ntp/doc/ntpd.8')
| -rw-r--r-- | usr.sbin/ntp/doc/ntpd.8 | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/usr.sbin/ntp/doc/ntpd.8 b/usr.sbin/ntp/doc/ntpd.8 index f4107aa..0f56467 100644 --- a/usr.sbin/ntp/doc/ntpd.8 +++ b/usr.sbin/ntp/doc/ntpd.8 @@ -25,7 +25,7 @@ .Sh DESCRIPTION The .Nm -program is an operating system daemon which sets +utility is an operating system daemon which sets and maintains the system time of day in synchronism with Internet standard time servers. It is a complete implementation of the @@ -33,8 +33,9 @@ Network Time Protocol (NTP) version 4, but also retains compatibility with version 3, as defined by RFC-1305, and version 1 and 2, as defined by RFC-1059 and RFC-1119, respectively. .Pp +The .Nm -does most computations in 64-bit floating point +utility does most computations in 64-bit floating point arithmetic and does relatively clumsy 64-bit fixed point operations only when necessary to preserve the ultimate precision, about 232 picoseconds. @@ -206,7 +207,7 @@ option. .Ss "How NTP Operates" The .Nm -program operates by exchanging messages with +utility operates by exchanging messages with one or more configured servers at designated poll intervals. When started, whether for the first or subsequent times, the program @@ -360,8 +361,9 @@ immediately. After that the current frequency offset is written to the file at hourly intervals. .Ss "Operating Modes" +The .Nm -can operate in any of several modes, including +utility can operate in any of several modes, including symmetric active/passive, client/server broadcast/multicast and manycast, as described in the .Qq Association Management @@ -574,8 +576,9 @@ A snapshot of this documentation is available in HTML format in .%O RFC1305 .Re .Sh BUGS +The .Nm -has gotten rather fat. +utility has gotten rather fat. While not huge, it has gotten larger than might be desirable for an elevated-priority .Nm |
