diff --git a/CHANGES b/CHANGES
index 0ee3ee6977..ec63783a19 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,11 @@
+5730.	[func]		The resolver and the request and dispatch managers
+			have been substantially refactored, and are now
+			based on the network manager instead of the old
+			isc_socket API. All outgoing DNS queries and
+			requests now use the new API; isc_socket is only
+			used to monitor for network interface changes.
+			[GL #2401]
+
 5729.	[func]		Allow finer control over the TLS protocol by
 			implementing more options within "tls" clauses, namely:
 			- Diffie-Hellman parameters via
diff --git a/doc/notes/notes-current.rst b/doc/notes/notes-current.rst
index 94a49630be..5fd296f63a 100644
--- a/doc/notes/notes-current.rst
+++ b/doc/notes/notes-current.rst
@@ -66,6 +66,10 @@ Feature Changes
   9.16.0 but no error was reported, although sending UDP messages
   (such as notifies) would fail. :gl:`#2888`
 
+- The network manager API is now used by ``named`` and related tools,
+  including ``nsupdate``, ``delv``, ``mdig``, to send all outgoing DNS
+  queries and requests. :gl:`#2401`
+
 Bug Fixes
 ~~~~~~~~~