anchor.diff:      push_region(Name, #{}, Vizceral).
   
   push_region(Name, Additional, Vizceral) ->
  +    %% We assume that INTERNET is entryNode for every region
  +    %% Vizceral has backward compatibility and in region view INTERNET node is
  +    %% default entryNode if other isn't specified
       A = maps:merge(#{
  +                      %% entryNode => <<"INTERNET">>,
                         connections => [],
                         maxVolume => 5000
                       },
  
positive.code:     V3 = lists:foldl(
             fun({Node, NewIn, NewOut}, V) ->
                     {OldIn, OldOut} = get_in_out(Node, OldCounters),
                     push_region_connection(<<"INTERNET">>, binarify(Node),
                                            {NewOut-OldOut, NewIn-OldIn, 0},
                                            #{}, V)
             end, V2, NewCounters),
  
negative.code:   maps:merge(To, #{connections => [New | Connections]}).
  
  push_region_connection(Source, Target, {N, W, D}, Additional, Vizceral) ->
      %% Will crash on nonexisting
      pull_region(Source, Vizceral),
      pull_region(Target, Vizceral),
      Viz = push_connection(Source, Target, {N, 0, D}, Additional, Vizceral),
      push_connection(Target, Source, {W, 0, D}, Additional, Viz).
  
  push_focused_connection(S, T, RN, NWD, Vizceral) ->
      push_focused_connection(S, T, RN, NWD, #{}, Vizceral).
  