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| -rw-r--r-- | modules/edns_keepalive/README.rst | 22 |
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diff --git a/modules/edns_keepalive/README.rst b/modules/edns_keepalive/README.rst new file mode 100644 index 0000000..d8034d2 --- /dev/null +++ b/modules/edns_keepalive/README.rst @@ -0,0 +1,22 @@ +.. SPDX-License-Identifier: GPL-3.0-or-later + +.. _mod-edns_keepalive: + +EDNS keepalive +============== + +The ``edns_keepalive`` module implements :rfc:`7828` for *clients* +connecting to Knot Resolver via TCP and TLS. +The module just allows clients to discover the connection timeout, +client connections are always timed-out the same way *regardless* +of clients sending the EDNS option. + +When connecting to servers, Knot Resolver does not send this EDNS option. +It still attempts to reuse established connections intelligently. + +This module is loaded by default. For debugging purposes it can be +unloaded using standard means: + +.. code-block:: lua + + modules.unload('edns_keepalive') |