1 files changed, 12 insertions, 0 deletions

diff --git a/src/mailman/interfaces/bounce.py b/src/mailman/interfaces/bounce.py
index 0b301aa98..99f6b50b7 100644
--- a/src/mailman/interfaces/bounce.py
+++ b/src/mailman/interfaces/bounce.py
@@ -26,6 +26,7 @@ __all__ = [
     'IBounceEvent',
     'IBounceProcessor',
     'Stop',
+    'UnrecognizedBounceDisposition',
     ]
 
 
@@ -55,6 +56,17 @@ class BounceContext(Enum):
 
 
 
+class UnrecognizedBounceDisposition(Enum):
+    # Just throw the message away.
+    discard = 0
+    # Forward the message to the list administrators, which includes both the
+    # owners and the moderators.
+    administrators = 1
+    # Forward the message to the site owner.
+    site_owner = 2
+
+
+
 class IBounceDetector(Interface):
     """Detect a bounce in an email message."""