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-rw-r--r--lib/diameter/src/base/diameter_watchdog.erl8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/diameter/src/base/diameter_watchdog.erl b/lib/diameter/src/base/diameter_watchdog.erl
index d6a2d2833b..243ad0a986 100644
--- a/lib/diameter/src/base/diameter_watchdog.erl
+++ b/lib/diameter/src/base/diameter_watchdog.erl
@@ -487,6 +487,14 @@ throwaway(S) ->
throw({?MODULE, throwaway, S}).
%% rcv/2
+%%
+%% The lack of Hop-by-Hop and End-to-End Identifiers checks in a
+%% received DWA is intentional. The purpose of the message is to
+%% demonstrate life but a peer that consistently bungles it by sending
+%% the wrong identifiers causes the connection to toggle between OPEN
+%% and SUSPECT, with failover and failback as result, despite there
+%% being no real problem with connectivity. Thus, relax and accept any
+%% incoming DWA as being in response to an outgoing DWR.
%% INITIAL Receive DWA Pending = FALSE
%% Throwaway() INITIAL