diff --git a/src/algos/def_kt.py b/src/algos/def_kt.py
index 0dcfe47..d06433c 100644
--- a/src/algos/def_kt.py
+++ b/src/algos/def_kt.py
@@ -6,8 +6,9 @@
 import copy
 import random
 from collections import OrderedDict
-from typing import List
+from typing import Any, Dict, List
 from torch import Tensor
+from utils.communication.comm_utils import CommunicationManager
 import torch.nn as nn
 
 from algos.base_class import BaseClient, BaseServer
@@ -28,8 +29,8 @@ class DefKTClient(BaseClient):
     """
     Client class for DefKT (Deep Mutual Learning with Knowledge Transfer)
     """
-    def __init__(self, config) -> None:
-        super().__init__(config)
+    def __init__(self, config: Dict[str, Any], comm_utils: CommunicationManager) -> None:
+        super().__init__(config, comm_utils)
         self.config = config
         self.tag = CommProtocol
         self.model_save_path = f"{self.config['results_path']}/saved_models/node_{self.node_id}.pt"
@@ -112,7 +113,7 @@ def send_representations(self, representation):
         Send the model representations to the clients
         """
         for client_node in self.clients:
-            self.comm_utils.send_signal(client_node, representation, self.tag.UPDATES)
+            self.comm_utils.send(client_node, representation) #, self.tag.UPDATES)
         print(f"Node 1 sent average weight to {len(self.clients)} nodes")
 
     def single_round(self, self_repr):
@@ -120,7 +121,7 @@ def single_round(self, self_repr):
         Runs a single training round
         """
         print("Node 1 waiting for all clients to finish")
-        reprs = self.comm_utils.wait_for_all_clients(self.clients, self.tag.DONE)
+        reprs = self.comm_utils.receive(self.clients) #, self.tag.DONE)
         reprs.append(self_repr)
         print(f"Node 1 received {len(reprs)} clients' weights")
         avg_wts = self.aggregate(reprs)
@@ -151,26 +152,22 @@ def run_protocol(self):
         start_epochs = self.config.get("start_epochs", 0)
         total_epochs = self.config["epochs"]
         for epoch in range(start_epochs, total_epochs):
-            status = self.comm_utils.wait_for_signal(src=0, tag=self.tag.START)
+            status = self.comm_utils.receive(src=0) #, tag=self.tag.START)
             self.assign_own_status(status)
             if self.status == "teacher":
                 self.local_train()
                 self_repr = self.get_representation()
-                self.comm_utils.send_signal(
-                    dest=self.pair_id, data=self_repr, tag=self.tag.DONE
-                )
+                self.comm_utils.send(dest=self.pair_id, data=self_repr)#tag=self.tag.DONE
                 print(f"Node {self.node_id} sent repr to student node {self.pair_id}")
             elif self.status == "student":
-                teacher_repr = self.comm_utils.wait_for_signal(
-                    src=self.pair_id, tag=self.tag.DONE
-                )
+                teacher_repr = self.comm_utils.receive(src=self.pair_id) #, tag=self.tag.DONE)
                 print(f"Node {self.node_id} received repr from teacher node {self.pair_id}")
                 self.deep_mutual_train(teacher_repr)
             else:
                 print(f"Node {self.node_id} do nothing")
             acc = self.local_test()
             print(f"Node {self.node_id} test_acc:{acc:.4f}")
-            self.comm_utils.send_signal(dest=0, data=acc, tag=self.tag.FINISH)
+            self.comm_utils.send(dest=0, data=acc) #, tag=self.tag.FINISH)
 
 
 class DefKTServer(BaseServer):
@@ -190,7 +187,7 @@ def send_representations(self, representations):
         Send the model representations to the clients
         """
         for client_node in self.users:
-            self.comm_utils.send_signal(client_node, representations, self.tag.UPDATES)
+            self.comm_utils.send(client_node, representations) #, self.tag.UPDATES)
             self.log_utils.log_console(
                 f"Server sent {len(representations)} representations to node {client_node}"
             )
@@ -232,8 +229,11 @@ def single_round(self):
             self.log_utils.log_console(
                 f"Server sending status from {self.node_id} to {client_node}"
             )
-            self.comm_utils.send_signal(
-                dest=client_node, data=[teachers, students], tag=self.tag.START
+            # self.comm_utils.send_signal(
+            #     dest=client_node, data=[teachers, students], tag=self.tag.START
+            # )
+            self.comm_utils.send(
+                dest=client_node, data=[teachers, students]
             )
 
     def run_protocol(self):
@@ -246,5 +246,5 @@ def run_protocol(self):
         for epoch in range(start_epochs, total_epochs):
             self.log_utils.log_console(f"Starting round {epoch}")
             self.single_round()
-            accs = self.comm_utils.wait_for_all_clients(self.users, self.tag.FINISH)
+            accs = self.comm_utils.receive(self.users) #, self.tag.FINISH)
             self.log_utils.log_console(f"Round {epoch} done; acc {accs}")
diff --git a/src/algos/fl_isolated.py b/src/algos/fl_isolated.py
index 059430e..a6441c8 100644
--- a/src/algos/fl_isolated.py
+++ b/src/algos/fl_isolated.py
@@ -1,5 +1,7 @@
 from algos.base_class import BaseClient, BaseServer
 from utils.stats_utils import from_rounds_stats_per_client_per_round_to_dict_arrays
+from typing import Any, Dict, List
+from utils.communication.comm_utils import CommunicationManager
 
 
 class CommProtocol(object):
@@ -12,8 +14,8 @@ class CommProtocol(object):
 
 
 class FedIsoClient(BaseClient):
-    def __init__(self, config) -> None:
-        super().__init__(config)
+    def __init__(self, config: Dict[str, Any], comm_utils: CommunicationManager) -> None:
+        super().__init__(config, comm_utils)
         self.config = config
         self.tag = CommProtocol
         self.model_save_path = "{}/saved_models/node_{}.pt".format(