diff --git a/gnpy/core/elements.py b/gnpy/core/elements.py
index 47427a7f1..15c438545 100644
--- a/gnpy/core/elements.py
+++ b/gnpy/core/elements.py
@@ -273,9 +273,10 @@ def to_json(self):
         to_json = {
             'uid': self.uid,
             'type': type(self).__name__,
+            'type_variety': self.type_variety,
             'params': {
                 equalisation: value,
-                'restrictions': self.restrictions,
+                'restrictions': self.restrictions
             },
             'metadata': {
                 'location': self.metadata['location']._asdict()
@@ -299,6 +300,7 @@ def __str__(self):
 
         total_pch = pretty_summary_print(per_label_average(self.pch_out_dbm, self.propagated_labels))
         return '\n'.join([f'{type(self).__name__} {self.uid}',
+                          f'  type_variety:            {self.type_variety}',
                           f'  effective loss (dB):     {self.ref_effective_loss:.2f}',
                           f'  reference pch out (dBm): {self.ref_pch_out_dbm:.2f}',
                           f'  actual pch out (dBm):    {total_pch}'])
diff --git a/gnpy/example-data/eqpt_config.json b/gnpy/example-data/eqpt_config.json
index ecac31e39..556816188 100644
--- a/gnpy/example-data/eqpt_config.json
+++ b/gnpy/example-data/eqpt_config.json
@@ -208,6 +208,16 @@
                 "preamp_variety_list": [],
                 "booster_variety_list": []
             }
+        }, {
+            "type_variety": "roadm_type_1",
+            "target_pch_out_db": -18,
+            "add_drop_osnr": 35,
+            "pmd": 0,
+            "pdl": 0,
+            "restrictions": {
+                "preamp_variety_list": [],
+                "booster_variety_list": []
+            }
         }
     ],
     "SI": [{
diff --git a/gnpy/tools/json_io.py b/gnpy/tools/json_io.py
index dbf30cb55..ce8cc5311 100644
--- a/gnpy/tools/json_io.py
+++ b/gnpy/tools/json_io.py
@@ -95,6 +95,7 @@ def __init__(self, **kwargs):
 
 class Roadm(_JsonThing):
     default_values = {
+        'type_variety': 'default',
         'add_drop_osnr': 100,
         'pmd': 0,
         'pdl': 0,
@@ -361,11 +362,13 @@ def _update_dual_stage(equipment):
 
 def _roadm_restrictions_sanity_check(equipment):
     """verifies that booster and preamp restrictions specified in roadm equipment are listed in the edfa."""
-    restrictions = equipment['Roadm']['default'].restrictions['booster_variety_list'] + \
-        equipment['Roadm']['default'].restrictions['preamp_variety_list']
-    for amp_name in restrictions:
-        if amp_name not in equipment['Edfa']:
-            raise EquipmentConfigError(f'ROADM restriction {amp_name} does not refer to a defined EDFA name')
+    for roadm_type, roadm_eqpt in equipment['Roadm'].items():
+        restrictions = roadm_eqpt.restrictions['booster_variety_list'] + \
+            roadm_eqpt.restrictions['preamp_variety_list']
+        for amp_name in restrictions:
+            if amp_name not in equipment['Edfa']:
+                raise EquipmentConfigError(f'ROADM {roadm_type} restriction {amp_name} does not refer to a '
+                                           + 'defined EDFA name')
 
 
 def _check_fiber_vs_raman_fiber(equipment):
@@ -481,7 +484,7 @@ def network_from_json(json_data, equipment):
             temp = merge_amplifier_restrictions(temp, extra_params)
             el_config['params'] = temp
             el_config['type_variety'] = variety
-        elif (typ in ['Fiber', 'RamanFiber']):
+        elif (typ in ['Fiber', 'RamanFiber', 'Roadm']):
             raise ConfigurationError(f'The {typ} of variety type {variety} was not recognized:'
                                      '\nplease check it is properly defined in the eqpt_config json file')
         elif typ == 'Edfa':
diff --git a/tests/data/CORONET_Global_Topology_auto_design_expected.json b/tests/data/CORONET_Global_Topology_auto_design_expected.json
index 86120d591..6417fdbd0 100644
--- a/tests/data/CORONET_Global_Topology_auto_design_expected.json
+++ b/tests/data/CORONET_Global_Topology_auto_design_expected.json
@@ -1203,6 +1203,7 @@
     {
       "uid": "roadm Abilene",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1226,6 +1227,7 @@
     {
       "uid": "roadm Albany",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1249,6 +1251,7 @@
     {
       "uid": "roadm Albuquerque",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1274,6 +1277,7 @@
     {
       "uid": "roadm Atlanta",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1298,6 +1302,7 @@
     {
       "uid": "roadm Austin",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1321,6 +1326,7 @@
     {
       "uid": "roadm Baltimore",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1345,6 +1351,7 @@
     {
       "uid": "roadm Baton_Rouge",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1368,6 +1375,7 @@
     {
       "uid": "roadm Billings",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1392,6 +1400,7 @@
     {
       "uid": "roadm Birmingham",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1416,6 +1425,7 @@
     {
       "uid": "roadm Bismarck",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1439,6 +1449,7 @@
     {
       "uid": "roadm Boston",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1462,6 +1473,7 @@
     {
       "uid": "roadm Buffalo",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1485,6 +1497,7 @@
     {
       "uid": "roadm Charleston",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1508,6 +1521,7 @@
     {
       "uid": "roadm Charlotte",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1531,6 +1545,7 @@
     {
       "uid": "roadm Chicago",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1555,6 +1570,7 @@
     {
       "uid": "roadm Cincinnati",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1579,6 +1595,7 @@
     {
       "uid": "roadm Cleveland",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1603,6 +1620,7 @@
     {
       "uid": "roadm Columbus",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1627,6 +1645,7 @@
     {
       "uid": "roadm Dallas",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1653,6 +1672,7 @@
     {
       "uid": "roadm Denver",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1678,6 +1698,7 @@
     {
       "uid": "roadm Detroit",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1701,6 +1722,7 @@
     {
       "uid": "roadm El_Paso",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1726,6 +1748,7 @@
     {
       "uid": "roadm Fresno",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1750,6 +1773,7 @@
     {
       "uid": "roadm Greensboro",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1775,6 +1799,7 @@
     {
       "uid": "roadm Hartford",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1798,6 +1823,7 @@
     {
       "uid": "roadm Houston",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1822,6 +1848,7 @@
     {
       "uid": "roadm Jacksonville",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1846,6 +1873,7 @@
     {
       "uid": "roadm Kansas_City",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1870,6 +1898,7 @@
     {
       "uid": "roadm Las_Vegas",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1895,6 +1924,7 @@
     {
       "uid": "roadm Little_Rock",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1918,6 +1948,7 @@
     {
       "uid": "roadm Long_Island",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1941,6 +1972,7 @@
     {
       "uid": "roadm Los_Angeles",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1966,6 +1998,7 @@
     {
       "uid": "roadm Louisville",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1991,6 +2024,7 @@
     {
       "uid": "roadm Memphis",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2014,6 +2048,7 @@
     {
       "uid": "roadm Miami",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2038,6 +2073,7 @@
     {
       "uid": "roadm Milwaukee",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2061,6 +2097,7 @@
     {
       "uid": "roadm Minneapolis",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2085,6 +2122,7 @@
     {
       "uid": "roadm Nashville",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2109,6 +2147,7 @@
     {
       "uid": "roadm New_Orleans",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2133,6 +2172,7 @@
     {
       "uid": "roadm New_York",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2159,6 +2199,7 @@
     {
       "uid": "roadm Newark",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2182,6 +2223,7 @@
     {
       "uid": "roadm Norfolk",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2205,6 +2247,7 @@
     {
       "uid": "roadm Oakland",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2231,6 +2274,7 @@
     {
       "uid": "roadm Oklahoma_City",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2254,6 +2298,7 @@
     {
       "uid": "roadm Omaha",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2278,6 +2323,7 @@
     {
       "uid": "roadm Orlando",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2301,6 +2347,7 @@
     {
       "uid": "roadm Philadelphia",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2325,6 +2372,7 @@
     {
       "uid": "roadm Phoenix",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2349,6 +2397,7 @@
     {
       "uid": "roadm Pittsburgh",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2373,6 +2422,7 @@
     {
       "uid": "roadm Portland",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2398,6 +2448,7 @@
     {
       "uid": "roadm Providence",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2421,6 +2472,7 @@
     {
       "uid": "roadm Raleigh",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2445,6 +2497,7 @@
     {
       "uid": "roadm Richmond",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2468,6 +2521,7 @@
     {
       "uid": "roadm Rochester",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2491,6 +2545,7 @@
     {
       "uid": "roadm Sacramento",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2514,6 +2569,7 @@
     {
       "uid": "roadm Salt_Lake_City",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2539,6 +2595,7 @@
     {
       "uid": "roadm San_Antonio",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2562,6 +2619,7 @@
     {
       "uid": "roadm San_Diego",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2585,6 +2643,7 @@
     {
       "uid": "roadm San_Francisco",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2608,6 +2667,7 @@
     {
       "uid": "roadm San_Jose",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2631,6 +2691,7 @@
     {
       "uid": "roadm Santa_Barbara",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2654,6 +2715,7 @@
     {
       "uid": "roadm Scranton",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2679,6 +2741,7 @@
     {
       "uid": "roadm Seattle",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2702,6 +2765,7 @@
     {
       "uid": "roadm Spokane",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2725,6 +2789,7 @@
     {
       "uid": "roadm Springfield",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2748,6 +2813,7 @@
     {
       "uid": "roadm St_Louis",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2772,6 +2838,7 @@
     {
       "uid": "roadm Syracuse",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2796,6 +2863,7 @@
     {
       "uid": "roadm Tallahassee",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2819,6 +2887,7 @@
     {
       "uid": "roadm Tampa",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2842,6 +2911,7 @@
     {
       "uid": "roadm Toledo",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2865,6 +2935,7 @@
     {
       "uid": "roadm Tucson",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2888,6 +2959,7 @@
     {
       "uid": "roadm Tulsa",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2911,6 +2983,7 @@
     {
       "uid": "roadm Washington_DC",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2936,6 +3009,7 @@
     {
       "uid": "roadm West_Palm_Beach",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2959,6 +3033,7 @@
     {
       "uid": "roadm Wilmington",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -2982,6 +3057,7 @@
     {
       "uid": "roadm Amsterdam",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3007,6 +3083,7 @@
     {
       "uid": "roadm Berlin",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3030,6 +3107,7 @@
     {
       "uid": "roadm Brussels",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3053,6 +3131,7 @@
     {
       "uid": "roadm Bucharest",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3076,6 +3155,7 @@
     {
       "uid": "roadm Frankfurt",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3099,6 +3179,7 @@
     {
       "uid": "roadm Istanbul",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3123,6 +3204,7 @@
     {
       "uid": "roadm London",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3147,6 +3229,7 @@
     {
       "uid": "roadm Madrid",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3170,6 +3253,7 @@
     {
       "uid": "roadm Paris",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3194,6 +3278,7 @@
     {
       "uid": "roadm Rome",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3219,6 +3304,7 @@
     {
       "uid": "roadm Vienna",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3243,6 +3329,7 @@
     {
       "uid": "roadm Warsaw",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3267,6 +3354,7 @@
     {
       "uid": "roadm Zurich",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3290,6 +3378,7 @@
     {
       "uid": "roadm Bangkok",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3313,6 +3402,7 @@
     {
       "uid": "roadm Beijing",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3336,6 +3426,7 @@
     {
       "uid": "roadm Delhi",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3360,6 +3451,7 @@
     {
       "uid": "roadm Hong_Kong",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3385,6 +3477,7 @@
     {
       "uid": "roadm Honolulu",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3409,6 +3502,7 @@
     {
       "uid": "roadm Mumbai",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3433,6 +3527,7 @@
     {
       "uid": "roadm Seoul",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3456,6 +3551,7 @@
     {
       "uid": "roadm Shanghai",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3479,6 +3575,7 @@
     {
       "uid": "roadm Singapore",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3502,6 +3599,7 @@
     {
       "uid": "roadm Sydney",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3526,6 +3624,7 @@
     {
       "uid": "roadm Taipei",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -3551,6 +3650,7 @@
     {
       "uid": "roadm Tokyo",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
diff --git a/tests/data/eqpt_config.json b/tests/data/eqpt_config.json
index 3dff6ba97..414b8db61 100644
--- a/tests/data/eqpt_config.json
+++ b/tests/data/eqpt_config.json
@@ -78,6 +78,16 @@
         }
     ],
     "Roadm": [{
+            "type_variety": "example_test",
+            "target_pch_out_db": -18,
+            "add_drop_osnr": 35,
+            "pmd": 1e-12,
+            "pdl": 0.5,
+            "restrictions": {
+                "preamp_variety_list": [],
+                "booster_variety_list": []
+            }
+        }, {
             "target_pch_out_db": -20,
             "add_drop_osnr": 38,
             "pmd": 0,
diff --git a/tests/data/perdegreemeshTopologyExampleV2_auto_design_expected.json b/tests/data/perdegreemeshTopologyExampleV2_auto_design_expected.json
index 1e7e25b94..d9e383817 100644
--- a/tests/data/perdegreemeshTopologyExampleV2_auto_design_expected.json
+++ b/tests/data/perdegreemeshTopologyExampleV2_auto_design_expected.json
@@ -63,6 +63,7 @@
     {
       "uid": "roadm Lannion_CAS",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -18.6,
         "restrictions": {
@@ -87,6 +88,7 @@
     {
       "uid": "roadm Lorient_KMA",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -111,6 +113,7 @@
     {
       "uid": "roadm Vannes_KBE",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -134,6 +137,7 @@
     {
       "uid": "roadm Rennes_STA",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -157,6 +161,7 @@
     {
       "uid": "roadm Brest_KLA",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -1668,4 +1673,4 @@
       "to_node": "fiber (Ploermel → Vannes_KBE)-"
     }
   ]
-}
\ No newline at end of file
+}
diff --git a/tests/data/testTopology_auto_design_expected.json b/tests/data/testTopology_auto_design_expected.json
index cd611236f..daca6b824 100644
--- a/tests/data/testTopology_auto_design_expected.json
+++ b/tests/data/testTopology_auto_design_expected.json
@@ -159,6 +159,7 @@
     {
       "uid": "roadm Lannion_CAS",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -183,6 +184,7 @@
     {
       "uid": "roadm Lorient_KMA",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -207,6 +209,7 @@
     {
       "uid": "roadm Vannes_KBE",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -230,6 +233,7 @@
     {
       "uid": "roadm Rennes_STA",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -253,6 +257,7 @@
     {
       "uid": "roadm Brest_KLA",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -276,6 +281,7 @@
     {
       "uid": "roadm a",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -301,6 +307,7 @@
     {
       "uid": "roadm b",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -326,6 +333,7 @@
     {
       "uid": "roadm c",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -350,6 +358,7 @@
     {
       "uid": "roadm d",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -373,6 +382,7 @@
     {
       "uid": "roadm e",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -396,6 +406,7 @@
     {
       "uid": "roadm f",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -420,6 +431,7 @@
     {
       "uid": "roadm g",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
@@ -443,6 +455,7 @@
     {
       "uid": "roadm h",
       "type": "Roadm",
+      "type_variety": "default",
       "params": {
         "target_pch_out_db": -20,
         "restrictions": {
diff --git a/tests/invocation/logs_path_request b/tests/invocation/logs_path_request
index 4be3d0b5b..3db28623b 100644
--- a/tests/invocation/logs_path_request
+++ b/tests/invocation/logs_path_request
@@ -1,4 +1,7 @@
 INFO     gnpy.tools.cli_examples:cli_examples.py Computing path requests meshTopologyExampleV2.xls into JSON format
+WARNING  gnpy.tools.json_io:json_io.py 
+ WARNING missing type_variety attribute in eqpt_config.json[Roadm]
+ default value is type_variety = default
 INFO     gnpy.tools.json_io:json_io.py Automatically converting requests from XLS to JSON
 INFO     gnpy.topology.request:request.py 
 	request 0
diff --git a/tests/invocation/logs_path_requests_run_CD_PMD_PDL_missing b/tests/invocation/logs_path_requests_run_CD_PMD_PDL_missing
index 7a902bd5b..24b3a8fef 100644
--- a/tests/invocation/logs_path_requests_run_CD_PMD_PDL_missing
+++ b/tests/invocation/logs_path_requests_run_CD_PMD_PDL_missing
@@ -1,4 +1,7 @@
 INFO     gnpy.tools.cli_examples:cli_examples.py Computing path requests CORONET_services.json into JSON format
+WARNING  gnpy.tools.json_io:json_io.py 
+ WARNING missing type_variety attribute in eqpt_config.json[Roadm]
+ default value is type_variety = default
 INFO     gnpy.topology.request:request.py 
 	request 0
 	Computing path from trx Abilene to trx Albany
diff --git a/tests/invocation/logs_power_sweep_example b/tests/invocation/logs_power_sweep_example
index a3d4e771b..b94957400 100644
--- a/tests/invocation/logs_power_sweep_example
+++ b/tests/invocation/logs_power_sweep_example
@@ -1,3 +1,6 @@
+WARNING  gnpy.tools.json_io:json_io.py 
+ WARNING missing type_variety attribute in eqpt_config.json[Roadm]
+ default value is type_variety = default
 INFO     gnpy.tools.cli_examples:cli_examples.py source = 'brest'
 INFO     gnpy.tools.cli_examples:cli_examples.py destination = 'rennes'
 WARNING  gnpy.core.network:network.py 
diff --git a/tests/invocation/logs_transmission_saturated b/tests/invocation/logs_transmission_saturated
index ea272d327..6b2e42876 100644
--- a/tests/invocation/logs_transmission_saturated
+++ b/tests/invocation/logs_transmission_saturated
@@ -1,3 +1,6 @@
+WARNING  gnpy.tools.json_io:json_io.py 
+ WARNING missing type_variety attribute in eqpt_config.json[Roadm]
+ default value is type_variety = default
 INFO     gnpy.tools.cli_examples:cli_examples.py source = 'lannion'
 INFO     gnpy.tools.cli_examples:cli_examples.py destination = 'lorient'
 WARNING  gnpy.core.network:network.py 
diff --git a/tests/invocation/openroadm-v4-Stockholm-Gothenburg b/tests/invocation/openroadm-v4-Stockholm-Gothenburg
index bbba8ab64..66d7395a8 100644
--- a/tests/invocation/openroadm-v4-Stockholm-Gothenburg
+++ b/tests/invocation/openroadm-v4-Stockholm-Gothenburg
@@ -17,6 +17,7 @@ Transceiver trx_Stockholm
   PDL (dB):                  0.00
   Latency (ms):              0.00
 Roadm roadm_Stockholm
+  type_variety:            default
   effective loss (dB):     22.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -78,6 +79,7 @@ Edfa Edfa_preamp_roadm_Norrköping_from_fiber (Stockholm → Norrköping)_(2/2)
   actual pch out (dBm):   2.03
   output VOA (dB):        0.00
 Roadm roadm_Norrköping
+  type_variety:            default
   effective loss (dB):     22.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -117,6 +119,7 @@ Edfa Edfa_preamp_roadm_Linköping_from_fiber (Norrköping → Linköping)
   actual pch out (dBm):   2.01
   output VOA (dB):        0.00
 Roadm roadm_Linköping
+  type_variety:            default
   effective loss (dB):     22.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -156,6 +159,7 @@ Edfa Edfa_preamp_roadm_Jönköping_from_fiber (Linköping → Jönköping)
   actual pch out (dBm):   2.05
   output VOA (dB):        0.00
 Roadm roadm_Jönköping
+  type_variety:            default
   effective loss (dB):     22.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -195,6 +199,7 @@ Edfa Edfa_preamp_roadm_Borås_from_fiber (Jönköping → Borås)
   actual pch out (dBm):   2.02
   output VOA (dB):        0.00
 Roadm roadm_Borås
+  type_variety:            default
   effective loss (dB):     22.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -234,6 +239,7 @@ Edfa Edfa_preamp_roadm_Gothenburg_from_fiber (Borås → Gothenburg)
   actual pch out (dBm):   2.02
   output VOA (dB):        0.00
 Roadm roadm_Gothenburg
+  type_variety:            default
   effective loss (dB):     22.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
diff --git a/tests/invocation/openroadm-v5-Stockholm-Gothenburg b/tests/invocation/openroadm-v5-Stockholm-Gothenburg
index b0c06ddae..090b51ff3 100644
--- a/tests/invocation/openroadm-v5-Stockholm-Gothenburg
+++ b/tests/invocation/openroadm-v5-Stockholm-Gothenburg
@@ -17,6 +17,7 @@ Transceiver trx_Stockholm
   PDL (dB):                  0.00
   Latency (ms):              0.00
 Roadm roadm_Stockholm
+  type_variety:            default
   effective loss (dB):     22.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -78,6 +79,7 @@ Edfa Edfa_preamp_roadm_Norrköping_from_fiber (Stockholm → Norrköping)_(2/2)
   actual pch out (dBm):   2.03
   output VOA (dB):        0.00
 Roadm roadm_Norrköping
+  type_variety:            default
   effective loss (dB):     22.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -117,6 +119,7 @@ Edfa Edfa_preamp_roadm_Linköping_from_fiber (Norrköping → Linköping)
   actual pch out (dBm):   2.01
   output VOA (dB):        0.00
 Roadm roadm_Linköping
+  type_variety:            default
   effective loss (dB):     22.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -156,6 +159,7 @@ Edfa Edfa_preamp_roadm_Jönköping_from_fiber (Linköping → Jönköping)
   actual pch out (dBm):   2.04
   output VOA (dB):        0.00
 Roadm roadm_Jönköping
+  type_variety:            default
   effective loss (dB):     22.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -195,6 +199,7 @@ Edfa Edfa_preamp_roadm_Borås_from_fiber (Jönköping → Borås)
   actual pch out (dBm):   2.02
   output VOA (dB):        0.00
 Roadm roadm_Borås
+  type_variety:            default
   effective loss (dB):     22.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -234,6 +239,7 @@ Edfa Edfa_preamp_roadm_Gothenburg_from_fiber (Borås → Gothenburg)
   actual pch out (dBm):   2.02
   output VOA (dB):        0.00
 Roadm roadm_Gothenburg
+  type_variety:            default
   effective loss (dB):     22.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
diff --git a/tests/invocation/spectrum1_transmission_main_example b/tests/invocation/spectrum1_transmission_main_example
index 610d6f2d3..f699f794b 100644
--- a/tests/invocation/spectrum1_transmission_main_example
+++ b/tests/invocation/spectrum1_transmission_main_example
@@ -18,6 +18,7 @@ Transceiver trx Lannion_CAS
   PDL (dB):                  0.00
   Latency (ms):              0.00
 Roadm roadm Lannion_CAS
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -79,6 +80,7 @@ Edfa west edfa in Lorient_KMA to Loudeac
   actual pch out (dBm):   1.05
   output VOA (dB):        0.00
 Roadm roadm Lorient_KMA
+  type_variety:            default
   effective loss (dB):     21.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
diff --git a/tests/invocation/spectrum2_transmission_main_example b/tests/invocation/spectrum2_transmission_main_example
index d4b8ab587..c5442838f 100644
--- a/tests/invocation/spectrum2_transmission_main_example
+++ b/tests/invocation/spectrum2_transmission_main_example
@@ -18,6 +18,7 @@ Transceiver trx Lannion_CAS
   PDL (dB):                  0.00
   Latency (ms):              0.00
 Roadm roadm Lannion_CAS
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -20.00
@@ -79,6 +80,7 @@ Edfa west edfa in Lorient_KMA to Loudeac
   actual pch out (dBm):   mode_1: 1.04, mode_2: 1.09
   output VOA (dB):        0.00
 Roadm roadm Lorient_KMA
+  type_variety:            default
   effective loss (dB):     21.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -20.00
diff --git a/tests/invocation/transmission_long_pow b/tests/invocation/transmission_long_pow
index f7d2e3763..4b4aca9cf 100644
--- a/tests/invocation/transmission_long_pow
+++ b/tests/invocation/transmission_long_pow
@@ -18,6 +18,7 @@ Transceiver Site_A
   PDL (dB):                  0.00
   Latency (ms):              0.00
 Roadm roadm Site A
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -20.00
@@ -145,6 +146,7 @@ Edfa Edfa5
   actual pch out (dBm):   mode_1: 0.05, mode_2: 0.08
   output VOA (dB):        0.00
 Roadm roadm Site C
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -20.00
@@ -272,6 +274,7 @@ Edfa Edfa10
   actual pch out (dBm):   mode_1: 0.05, mode_2: 0.08
   output VOA (dB):        0.00
 Roadm roadm Site D
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -20.00
@@ -333,6 +336,7 @@ Edfa Edfa12
   actual pch out (dBm):   mode_1: 0.03, mode_2: 0.04
   output VOA (dB):        0.00
 Roadm roadm Site E
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -20.00
@@ -416,6 +420,7 @@ Edfa Edfa15
   actual pch out (dBm):   mode_1: 0.03, mode_2: 0.05
   output VOA (dB):        0.00
 Roadm roadm Site B
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -20.00
diff --git a/tests/invocation/transmission_long_psd b/tests/invocation/transmission_long_psd
index 774ded705..7b54bb2db 100644
--- a/tests/invocation/transmission_long_psd
+++ b/tests/invocation/transmission_long_psd
@@ -18,6 +18,7 @@ Transceiver Site_A
   PDL (dB):                  0.00
   Latency (ms):              0.00
 Roadm roadm Site A
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -16.99
@@ -145,6 +146,7 @@ Edfa Edfa5
   actual pch out (dBm):   mode_1: 0.06, mode_2: 3.07
   output VOA (dB):        0.00
 Roadm roadm Site C
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -16.99
@@ -272,6 +274,7 @@ Edfa Edfa10
   actual pch out (dBm):   mode_1: 0.06, mode_2: 3.07
   output VOA (dB):        0.00
 Roadm roadm Site D
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -16.99
@@ -333,6 +336,7 @@ Edfa Edfa12
   actual pch out (dBm):   mode_1: 0.03, mode_2: 3.04
   output VOA (dB):        0.00
 Roadm roadm Site E
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -16.99
@@ -416,6 +420,7 @@ Edfa Edfa15
   actual pch out (dBm):   mode_1: 0.04, mode_2: 3.05
   output VOA (dB):        0.00
 Roadm roadm Site B
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -16.99
diff --git a/tests/invocation/transmission_long_psw b/tests/invocation/transmission_long_psw
index 1a11cbbd2..e4d8803c6 100644
--- a/tests/invocation/transmission_long_psw
+++ b/tests/invocation/transmission_long_psw
@@ -18,6 +18,7 @@ Transceiver Site_A
   PDL (dB):                  0.00
   Latency (ms):              0.00
 Roadm roadm Site A
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -18.24
@@ -145,6 +146,7 @@ Edfa Edfa5
   actual pch out (dBm):   mode_1: 0.05, mode_2: 1.82
   output VOA (dB):        0.00
 Roadm roadm Site C
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -18.24
@@ -272,6 +274,7 @@ Edfa Edfa10
   actual pch out (dBm):   mode_1: 0.05, mode_2: 1.82
   output VOA (dB):        0.00
 Roadm roadm Site D
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -18.24
@@ -333,6 +336,7 @@ Edfa Edfa12
   actual pch out (dBm):   mode_1: 0.03, mode_2: 1.79
   output VOA (dB):        0.00
 Roadm roadm Site E
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -18.24
@@ -416,6 +420,7 @@ Edfa Edfa15
   actual pch out (dBm):   mode_1: 0.03, mode_2: 1.80
   output VOA (dB):        0.00
 Roadm roadm Site B
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    mode_1: -20.00, mode_2: -18.24
diff --git a/tests/invocation/transmission_main_example_long b/tests/invocation/transmission_main_example_long
index de509eedb..e31e19c75 100644
--- a/tests/invocation/transmission_main_example_long
+++ b/tests/invocation/transmission_main_example_long
@@ -17,6 +17,7 @@ Transceiver Site_A
   PDL (dB):                  0.00
   Latency (ms):              0.00
 Roadm roadm Site A
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -144,6 +145,7 @@ Edfa Edfa5
   actual pch out (dBm):   0.06
   output VOA (dB):        0.00
 Roadm roadm Site C
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -271,6 +273,7 @@ Edfa Edfa10
   actual pch out (dBm):   0.06
   output VOA (dB):        0.00
 Roadm roadm Site D
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -332,6 +335,7 @@ Edfa Edfa12
   actual pch out (dBm):   0.03
   output VOA (dB):        0.00
 Roadm roadm Site E
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -415,6 +419,7 @@ Edfa Edfa15
   actual pch out (dBm):   0.04
   output VOA (dB):        0.00
 Roadm roadm Site B
+  type_variety:            default
   effective loss (dB):     20.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
diff --git a/tests/invocation/transmission_saturated b/tests/invocation/transmission_saturated
index ab608e08f..2cb4e0182 100644
--- a/tests/invocation/transmission_saturated
+++ b/tests/invocation/transmission_saturated
@@ -17,6 +17,7 @@ Transceiver trx Lannion_CAS
   PDL (dB):                  0.00
   Latency (ms):              0.00
 Roadm roadm Lannion_CAS
+  type_variety:            default
   effective loss (dB):     23.00
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
@@ -78,6 +79,7 @@ Edfa west edfa in Lorient_KMA to Loudeac
   actual pch out (dBm):   1.21
   output VOA (dB):        0.00
 Roadm roadm Lorient_KMA
+  type_variety:            default
   effective loss (dB):     21.18
   reference pch out (dBm): -20.00
   actual pch out (dBm):    -20.00
diff --git a/tests/test_equalization.py b/tests/test_equalization.py
index 1277c753d..9f76fe3dd 100644
--- a/tests/test_equalization.py
+++ b/tests/test_equalization.py
@@ -54,6 +54,7 @@ def test_equalization_combination_degree(delta_pdb_per_channel, degree, equaliza
 
     roadm_config = {
         "uid": "roadm Lannion_CAS",
+        "type_variety": "default",
         "params": {
             "per_degree_pch_out_db": {
                 "east edfa in Lannion_CAS to Corlay": -16
@@ -85,6 +86,7 @@ def test_equalization_combination_degree(delta_pdb_per_channel, degree, equaliza
     to_json_before_propagation = {
         'uid': 'roadm Lannion_CAS',
         'type': 'Roadm',
+        "type_variety": "default",
         'params': {
             equalization_type: target,
             'restrictions': {'preamp_variety_list': [], 'booster_variety_list': []},
diff --git a/tests/test_parser.py b/tests/test_parser.py
index 27a09c7c4..8eba6815e 100644
--- a/tests/test_parser.py
+++ b/tests/test_parser.py
@@ -25,7 +25,7 @@
 from copy import deepcopy
 from gnpy.core.utils import automatic_nch, lin2db
 from gnpy.core.network import build_network, add_missing_elements_in_network
-from gnpy.core.exceptions import ServiceError
+from gnpy.core.exceptions import ServiceError, ConfigurationError
 from gnpy.topology.request import (jsontocsv, requests_aggregation, compute_path_dsjctn, deduplicate_disjunctions,
                                    compute_path_with_disjunction, ResultElement, PathRequest)
 from gnpy.topology.spectrum_assignment import build_oms_list, pth_assign_spectrum
@@ -565,3 +565,52 @@ def test_service_json_constraint_order():
     rqs = requests_from_json(data, equipment)
     assert rqs[0].nodes_list == ['roadm Brest_KLA', 'roadm Lannion_CAS', 'roadm Lorient_KMA', 'roadm Vannes_KBE']
     assert rqs[0].loose_list == ['STRICT', 'LOOSE', 'STRICT', 'STRICT']
+
+
+@pytest.mark.parametrize('type_variety, target_pch_out_db, correct_variety', [(None, -20, True),
+                                                                              ('example_test', -18, True),
+                                                                              ('example', None, False)])
+def test_roadm_type_variety(type_variety, target_pch_out_db, correct_variety):
+    """Checks that if element has no variety, the default one is applied, and if it has one
+    that the type_variety is correctly applied
+    """
+    json_data = {
+        "elements": [{
+            "uid": "roadm Oakland",
+            "type": "Roadm",
+        }],
+        "connections": []
+    }
+    expected_roadm = {
+        "uid": "roadm Oakland",
+        "type": "Roadm",
+        "params": {
+            "restrictions": {
+                "preamp_variety_list": [],
+                "booster_variety_list": []
+            }
+        },
+        'metadata': {
+            'location': {
+                'city': None,
+                'latitude': 0,
+                'longitude': 0,
+                'region': None
+            }
+        }
+    }
+    if type_variety is not None:
+        json_data['elements'][0]['type_variety'] = type_variety
+        expected_roadm['type_variety'] = type_variety
+    else:
+        # Do not add type variety in json_data to test that it creates a 'default' type_variety
+        expected_roadm['type_variety'] = 'default'
+    expected_roadm['params']['target_pch_out_db'] = target_pch_out_db
+    equipment = load_equipment(eqpt_filename)
+    if correct_variety:
+        network = network_from_json(json_data, equipment)
+        roadm = [n for n in network.nodes()][0]
+        assert roadm.to_json == expected_roadm
+    else:
+        with pytest.raises(ConfigurationError):
+            network = network_from_json(json_data, equipment)
diff --git a/tests/test_roadm_restrictions.py b/tests/test_roadm_restrictions.py
index 4055bb8d7..a37f3cbaf 100644
--- a/tests/test_roadm_restrictions.py
+++ b/tests/test_roadm_restrictions.py
@@ -19,11 +19,12 @@
 from gnpy.core.elements import Fused, Roadm, Edfa, Transceiver, EdfaOperational, EdfaParams, Fiber
 from gnpy.core.parameters import FiberParams, RoadmParams, FusedParams
 from gnpy.core.network import build_network, design_network
-from gnpy.tools.json_io import network_from_json, load_equipment, load_json, Amp
+from gnpy.tools.json_io import network_from_json, load_equipment, load_json, Amp, _equipment_from_json
 from gnpy.core.equipment import trx_mode_params
 from gnpy.topology.request import PathRequest, compute_constrained_path, propagate
 from gnpy.core.info import create_input_spectral_information, Carrier
 from gnpy.core.utils import db2lin, dbm2watt
+from gnpy.core.exceptions import ConfigurationError
 
 
 TEST_DIR = Path(__file__).parent
@@ -527,3 +528,24 @@ def test_compare_design_propagation_settings(power_dbm, req_power, amp_with_delt
                                             getattr(getattr(element_copy, key), subkey), rtol=1e-12)
                         else:
                             assert getattr(getattr(element, key), subkey) == getattr(getattr(element_copy, key), subkey)
+
+
+@pytest.mark.parametrize("restrictions, fail", [
+    ({'preamp_variety_list': [], 'booster_variety_list':[]}, False),
+    ({'preamp_variety_list': ['std_medium_gain', 'std_low_gain'], 'booster_variety_list':['std_medium_gain']}, False),
+    # the two next amp type_variety do not exist
+    ({'preamp_variety_list': [], 'booster_variety_list':['booster_medium_gain']}, True),
+    ({'preamp_variety_list': ['std_medium_gain', 'preamp_high_gain'], 'booster_variety_list':[]}, True)])
+def test_wrong_restrictions(restrictions, fail):
+    """Check that sanity_check correctly raises an error when restriction is incorrect and that library
+    correctly includes restrictions.
+    """
+    json_data = load_json(EQPT_LIBRARY_NAME)
+    # define wrong restriction
+    json_data['Roadm'][0]['restrictions'] = restrictions
+    if fail:
+        with pytest.raises(ConfigurationError):
+            _ = _equipment_from_json(json_data, EQPT_LIBRARY_NAME)
+    else:
+        equipment = _equipment_from_json(json_data, EQPT_LIBRARY_NAME)
+        assert equipment['Roadm']['example_test'].restrictions == restrictions