[#2688] Added a note into the ARM

It says that the timeouts are only effective for TCP connections.

diff --git a/doc/sphinx/arm/dhcp4-srv.rst b/doc/sphinx/arm/dhcp4-srv.rst
index 96e106b03930dc5e702e0686116b30603d6b820a..91c55687b410f331d5ead2b93650e0fd97b14460 100644 (file)
--- a/doc/sphinx/arm/dhcp4-srv.rst
+++ b/doc/sphinx/arm/dhcp4-srv.rst
@@ -590,6 +590,14 @@ in seconds. For example:
 Specifying this parameter for other backend types causes a configuration
 error.
 
+.. note::
+
+    The timeouts described here are only effective for TCP connections.
+    Please note that the MySQL client library used by the Kea servers
+    typically connects to the database via a UNIX domain socket when the
+    ``host`` parameter is ``localhost`` but establishes a TCP connection
+    for ``127.0.0.1``.
+
 
 .. _hosts4-storage:
 

diff --git a/doc/sphinx/arm/dhcp6-srv.rst b/doc/sphinx/arm/dhcp6-srv.rst
index d5e86aec0a4720d519d57c79b853634cf213b307..18a3892e0e46db35372db2aa7531c25c4b1832ab 100644 (file)
--- a/doc/sphinx/arm/dhcp6-srv.rst
+++ b/doc/sphinx/arm/dhcp6-srv.rst
@@ -547,6 +547,14 @@ in seconds. For example:
 Specifying this parameter for other backend types causes a configuration
 error.
 
+.. note::
+
+    The timeouts described here are only effective for TCP connections.
+    Please note that the MySQL client library used by the Kea servers
+    typically connects to the database via a UNIX domain socket when the
+    ``host`` parameter is ``localhost`` but establishes a TCP connection
+    for ``127.0.0.1``.
+
 
 .. _hosts6-storage: