Date: Tue, 22 May 2018 14:33:42 +0000 (UTC) From: Sevan Janiyan <sevan@FreeBSD.org> To: doc-committers@freebsd.org, svn-doc-all@freebsd.org, svn-doc-head@freebsd.org Subject: svn commit: r51703 - head/en_US.ISO8859-1/books/handbook/advanced-networking Message-ID: <201805221433.w4MEXgK5041817@repo.freebsd.org>
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Author: sevan Date: Tue May 22 14:33:42 2018 New Revision: 51703 URL: https://svnweb.freebsd.org/changeset/doc/51703 Log: CARP preemption explanation is misleading PR: 208681 Submitted by: philipp AT copythat de Approved by: bcr (mentor) Differential Revision: https://reviews.freebsd.org/D15519 Modified: head/en_US.ISO8859-1/books/handbook/advanced-networking/chapter.xml Modified: head/en_US.ISO8859-1/books/handbook/advanced-networking/chapter.xml ============================================================================== --- head/en_US.ISO8859-1/books/handbook/advanced-networking/chapter.xml Tue May 22 07:29:23 2018 (r51702) +++ head/en_US.ISO8859-1/books/handbook/advanced-networking/chapter.xml Tue May 22 14:33:42 2018 (r51703) @@ -5105,13 +5105,15 @@ ifconfig_<replaceable>em0</replaceable>_alias1="inet v the master becomes available again.</para> <note> - <para>Preemption is disabled by default. If preemption has - been enabled, <systemitem>hostc.example.org</systemitem> - might not release the virtual <acronym>IP</acronym> address - back to the original master server. The administrator + <para>If the original master server becomes available again, + <systemitem>hostc.example.org</systemitem> will not release + the virtual <acronym>IP</acronym> address back to it + automatically. For this to happen, preemption has to be + enabled. The feature is disabled by default, + it is controlled via the &man.sysctl.8; variable + <varname>net.inet.carp.preempt</varname>. The administrator can force the backup server to return the - <acronym>IP</acronym> address to the master with the - command:</para> + <acronym>IP</acronym> address to the master:</para> <screen>&prompt.root; <userinput>ifconfig em0 vhid 1 state backup</userinput></screen> </note>
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