diff --git a/src/sdlan_network.erl b/src/sdlan_network.erl
index 0f150ce..9a9922b 100644
--- a/src/sdlan_network.erl
+++ b/src/sdlan_network.erl
@@ -228,6 +228,8 @@ handle_call({attach, ChannelPid, ClientId, Mac, Ip, Hostname}, _From,
                 ip = Ip
             }}
         }),
+        logger:debug("Event: nat_changed, for attach"),
+
         broadcast(fun(#endpoint{channel_pid = ChannelPid0}) ->
             sdlan_quic_channel:send_event(ChannelPid0, ?EVENT_NAT_CHANGED, Event)
                   end, [Mac], Endpoints),
@@ -289,6 +291,7 @@ handle_call({peer_info, SrcMac, DstMac}, _From, State = #state{endpoints = Endpo
                         v6_info = SrcV6Info
                     }}
                 }),
+                logger:debug("Event: send_register, for peer_info"),
 
                 sdlan_quic_channel:send_event(DstChannelPid, ?EVENT_SEND_REGISTER, RegisterEvent)
             end,
@@ -411,7 +414,7 @@ handle_cast({update_hole, SessionToken, ClientId, Mac, Peer, NatType, V6Info}, S
                     }}
                 }),
 
-                logger:debug("[sdlan_network] client_id: ~p(~p), hole changed", [ClientId, Ip]),
+                logger:debug("[sdlan_network] Event: nat_changed, update_hole, client_id: ~p(~p), hole changed", [ClientId, Ip]),
                 broadcast(fun(#endpoint{channel_pid = ChannelPid}) ->
                     sdlan_quic_channel:send_event(ChannelPid, ?EVENT_NAT_CHANGED, NatChangedEvent)
                           end, [Mac], Endpoints)
@@ -457,6 +460,9 @@ terminate(Reason, #state{network_id = NetworkId, endpoints = Endpoints}) ->
                         message = <<"Network shutdown">>
                     }}
                 }),
+
+                logger:debug("[sdlan_network] Event: shutdown"),
+
                 sdlan_quic_channel:send_event(ChannelPid, ?EVENT_NETWORK_SHUTDOWN, NetworkShutdownEvent),
                 sdlan_quic_channel:stop(ChannelPid, normal);
             false ->