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Diffstat (limited to 'contrib/ntp/html/confopt.html')
| -rw-r--r-- | contrib/ntp/html/confopt.html | 31 |
1 files changed, 22 insertions, 9 deletions
diff --git a/contrib/ntp/html/confopt.html b/contrib/ntp/html/confopt.html index f214f0f1f07c..a8c06a83da20 100644 --- a/contrib/ntp/html/confopt.html +++ b/contrib/ntp/html/confopt.html @@ -13,7 +13,7 @@ Walt Kelly</a> <p>The chicken is getting configuration advice.</p> <p>Last update: - <!-- #BeginDate format:En2m -->24-Jul-2018 07:27<!-- #EndDate --> + <!-- #BeginDate format:En2m -->13-Feb-2020 10:08<!-- #EndDate --> UTC</p> <br clear="left"> <h4>Related Links</h4> @@ -33,12 +33,12 @@ Walt Kelly</a> support for the IPv6 address family is generated in addition to the default IPv4 address family. IPv6 addresses can be identified by the presence of colons ":" in the address field. IPv6 addresses can be used almost everywhere where IPv4 addresses can be used, with the exception of reference clock addresses, which are always IPv4. Note that in contexts where a host name is expected, a <tt>-4</tt> qualifier preceding the host name forces DNS resolution to the IPv4 namespace, while a <tt>-6</tt> qualifier forces DNS resolution to the IPv6 namespace.</p> <h4 id="command">Server Commands</h4> <p>Unless noted otherwise, further information about these commands is on the <a href="assoc.html">Association Management</a> page.</p><dl> - <dt id="server"><tt>server <i>address</i> [options ...]</tt><br> - <tt>peer <i>address</i> [options ...]</tt><br> - <tt>broadcast <i>address</i> [options ...]</tt><br> - <tt>manycastclient <i>address</i> [options ...]</tt><br> - <tt>pool <i>address</i> [options ...]</tt><br> - <tt>unpeer [<i>address</i> | <i>associd</i>]</tt></dt> + <dt id="server"><tt>server <i>address</i> [options ...]</tt></dt> + <dt><tt>peer <i>address</i> [options ...]</tt></dt> + <dt><tt>broadcast <i>address</i> [options ...]</tt></dt> + <dt><tt>manycastclient <i>address</i> [options ...]</tt></dt> + <dt><tt>pool <i>address</i> [options ...]</tt></dt> + <dt><tt>unpeer [<i>address</i> | <i>associd</i>]</tt></dt> <dd>These commands specify the remote server name or address to be used and the mode in which to operate. The <i>address</i> can be either a DNS name or a IPv4 or IPv6 address in standard notation. In general, multiple commands of each type can be used for different server and peer addresses or multicast groups. <dl> <dt><tt>server</tt></dt> @@ -67,8 +67,14 @@ Walt Kelly</a> <dt><tt>ident</tt> <em><tt>group</tt></em></dt> <dd>Specify the group name for the association. See the <a href="autokey.html">Autokey Public-Key Authentication</a> page for further information.</dd> <dt><tt>key</tt> <i><tt>key</tt></i></dt> - <dd>Send and receive packets authenticated by the symmetric key scheme described in the <a href="authentic.html">Authentication Support</a> page. The <i><tt>key</tt></i> specifies the key identifier with values from 1 to 65535, inclusive. This option is mutually exclusive with the <tt>autokey</tt> option.</dd> <dt><tt>minpoll <i>minpoll<br> - </i></tt><tt>maxpoll <i>maxpoll</i></tt></dt> + <dd>Send and receive packets authenticated by the symmetric key scheme + described in the <a href="authentic.html">Authentication Support</a> + page. The <i><tt>key</tt></i> specifies the key identifier with values + from 1 to 65535, inclusive. This option is mutually exclusive with + the <tt>autokey</tt> + option.</dd> + <dt><tt>minpoll <i>minpoll</i></tt></dt> + <dt><tt>maxpoll <i>maxpoll</i></tt></dt> <dd>These options specify the minimum and maximum poll intervals for NTP messages, in seconds as a power of two. The maximum poll interval defaults to 10 (1024 s), but can be increased by the <tt>maxpoll</tt> option to an upper limit of 17 (36 hr). The minimum poll interval defaults to 6 (64 s), but can be decreased by the <tt>minpoll</tt> option to a lower limit of 3 (8 s). Additional information about this option is on the <a href="poll.html">Poll Program</a> page.</dd> <dt><tt>mode <i>option</i></tt></dt> <dd>Pass the <tt><i>option</i></tt> to a reference clock driver, where <tt><i>option</i></tt> is an integer in the range from 0 to 255, inclusive. This option is valid only with type r addresses.</dd> @@ -87,6 +93,13 @@ Walt Kelly</a> outgoing NTP packets. Versions 1-4 are the choices, with version 4 the default.</dd> <dt><tt>xleave</tt></dt> <dd>Operate in interleaved mode (symmetric and broadcast modes only). Further information is on the <a href="xleave.html">NTP Interleaved Modes</a> page.</dd> + <dt><tt>xmtnonce</tt></dt> + <dd>Allowed in the server and pool modes, this flag causes the + client to put a random number nonce in the transmit timestamp of + its outgoing packet. Since the server will reply copying the + incoming transmit timestamp to the outgoing origin timestamp, this + flag provides extra security for the loopback test, at the expense + of the server having no idea what time the client thinks it is.</dd> </dl> <h4 id="aux">Auxiliary Commands</h4> <dl> |