diff options
author | Bruce Momjian <bruce@momjian.us> | 2023-09-26 19:02:18 -0400 |
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committer | Bruce Momjian <bruce@momjian.us> | 2023-09-26 19:02:18 -0400 |
commit | 7cdaa2a73a9f210f73d2a512c1b372d5a2bf346b (patch) | |
tree | 8f287c35833921643fd583046ce39c2e5b8f7733 | |
parent | f1780eaf485320eebdcdb98dcc8fd187fba27f25 (diff) |
doc: clarify the behavior of unopenable listen_addresses
Reported-by: Gurjeet Singh
Discussion: https://postgr.es/m/CABwTF4WYPD9ov-kcSq1+J+ZJ5wYDQLXquY6Lu2cvb-Y7pTpSGA@mail.gmail.com
Backpatch-through: 11
-rw-r--r-- | doc/src/sgml/config.sgml | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml index 53285ac3513..ddd78beec8d 100644 --- a/doc/src/sgml/config.sgml +++ b/doc/src/sgml/config.sgml @@ -653,10 +653,15 @@ include_dir 'conf.d' <literal>::</literal> allows listening for all IPv6 addresses. If the list is empty, the server does not listen on any IP interface at all, in which case only Unix-domain sockets can be used to connect - to it. + to it. If the list is not empty, the server will start if it + can listen on at least one TCP/IP address. A warning will be + emitted for any TCP/IP address which cannot be opened. The default value is <systemitem class="systemname">localhost</systemitem>, which allows only local TCP/IP <quote>loopback</quote> connections to be - made. While client authentication (<xref + made. + </para> + <para> + While client authentication (<xref linkend="client-authentication"/>) allows fine-grained control over who can access the server, <varname>listen_addresses</varname> controls which interfaces accept connection attempts, which |