function ttlist = UserLoopsSDSL(ttlist);
%% ===========================================================================
% Copyright (C) 2000 by Forschungszentrum Telekommunikation Wien, Austria;
%                                                     All rights reserved. 
% Description   : Define some loops for SDSL tests
%
% Project       : B1, FTW
% Author(s)     : Tomas Nordstrom (Tomas.Nordstrom@FTW.at)
%               : Gernot Schmid (gernot.schmid@arcs.ac.at) 
%
% CVS:       $Id: UserLoopsSDSL.m,v 1.2 2000/11/13 13:20:54 tono Exp $
%% ===========================================================================

%% ===========================================================================
% Change History
%      2000-10-25   (GS) Created 
%% ===========================================================================


% Example for Reach calculation (ExSDSLreach.m)
% Length definitions in topology struct are ignored by SDSLreach.m !!
tt.name= 'SDSL-Scenario 0';             
tt.topology=[
    {0  '' 'CO' ''}; 
    {1000  'PE04'   'NT1'  '-> 1000 m'};
    ];
tt.traffic=[
   {1 2 'SDSL-sym-1024' 20};
   {1 2 'ADSL'          20};
   {1 2 'SDSL-sym-2048' 20};
   {1 2 'ISDN-2B1Q'     10};
    ];
ttlist=insertList(ttlist,tt);

% Example for Max. Bitrate Calculation (ExSDSLmargin.m)
% Investigated Service must be indicated by symbolic name without bitrate value
tt.name= 'SDSL-Scenario 1';             
tt.topology=[
    {0  '' 'CO' ''}; 
    {5000  'PE08' 'NT1'  '-> 5000 m'};
    {3500  'PE06' 'NT2'  '-> 3500 m'};
    ];
tt.traffic=[
   {1 2 'SDSL-sym'      20};
   {1 2 'ADSL'          20};
   {1 3 'SDSL-sym-2048' 20};
   {1 3 'ISDN-2B1Q'     10};
   {1 3 'ADSL'          20};
    ];
ttlist=insertList(ttlist,tt);


% Example for Margin-Calculation (ExSDSLmargin.m)  With bridge taps
tt.name= 'SDSL-Scenario 2';           
tt.topology=[
   {0    ''     'CO'    ''             0 ''     ''   ''};
   {1000 'PE08' 'NT1'   '-> 1000 m'  400 'PE04' 'BT' '500m (PE04)'}; 
   {1300 'PE04' ''    	'-> 1300 m'  300 'PE04' 'BT' '500m (PE04)'};
   {2000 'PE04' 'NT2'   '-> 2000 m'    0 '' 	 ''   ''};
    ];
tt.traffic=[
   {1 2 'SDSL-asym-2048' 30};
   {1 2 'ADSL'           20};
   {1 4 'SDSL-sym-512'   20}
   {1 4 'ISDN-2B1Q'      20};
   ];   
ttlist=insertList(ttlist,tt);