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-rw-r--r--docs/configuration/service/dns.rst7
1 files changed, 7 insertions, 0 deletions
diff --git a/docs/configuration/service/dns.rst b/docs/configuration/service/dns.rst
index 24e9b26e..aee207a6 100644
--- a/docs/configuration/service/dns.rst
+++ b/docs/configuration/service/dns.rst
@@ -106,6 +106,13 @@ avoid being tracked by the provider of your upstream DNS server.
This setting, which defaults to 3600 seconds, puts a maximum on the amount
of time negative entries are cached.
+.. cfgcmd:: set service dns forwarding timeout <10-60000>
+
+ The number of milliseconds to wait for a remote authoritative server to
+ respond before timing out and responding with SERVFAIL.
+
+ This setting defaults to 1500 and is valid between 10 and 60000.
+
.. cfgcmd:: set service dns forwarding listen-address <address>
The local IPv4 or IPv6 addresses to bind the DNS forwarder to. The forwarder