DOCSP-46697: SRV record section

Author: mcmorisi

source/connect/connection-targets.txt

@@ -151,6 +151,20 @@ option to ``True``. You can do this in two ways: by passing an argument to the
                 "directConnection=true")
          client = MongoClient(uri)
 
+DNS Service Discovery
+---------------------
+
+To use DNS service discovery to look up the DNS SRV record of the service you're connecting to,
+specify the SRV connection format in your connection string. The following code shows
+a connection string that uses the DNS service discovery option:
+
+.. code-block:: python
+
+   uri = "mongodb+srv://<hostname>/"
+
+To learn more about the SRV connection format, see the :manual:`SRV Connection Format </reference/connection-string/#std-label-connections-dns-seedlist>`
+guide in the {+mdb-server+} manual.
+
 Troubleshooting
 ---------------