[#3246] Mark the change backward incompatible

diff --git a/ChangeLog b/ChangeLog
index 422427cf8de8848b4a752f384ac8bebebb321db5..223ece943b615b7df171bd1faede1b05874f5b3a 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -5,7 +5,13 @@
        propagated to the partner server. Previously, a released
        lease was always deleted in the partner, causing a loss of
        the association between the lease and the client in the
-       partner's lease database.
+       partner's lease database. This change introduces a new
+       "released" lease state which appears for the released leases
+       in the lease datbase and in the lease updates exchanged
+       between the HA partners. It is a backward incompatible change
+       for the HA partners that haven't been upgraded to the latest
+       Kea version. They will reject the lease updates for the
+       released leases holding the new state value.
        (Gitlab #3246)
 
 2255.  [bug]           razvan