diff --git a/framework/helpers/tf_cfg.py b/framework/helpers/tf_cfg.py
index cb3aae58d..7c79d0278 100644
--- a/framework/helpers/tf_cfg.py
+++ b/framework/helpers/tf_cfg.py
@@ -167,6 +167,10 @@ def defaults(self):
                     "log_path": "/tmp/tfw_logger.log",
                     "logger_config": "/tmp/tfw_logger.json",
                 },
+                "Proxy": {
+                    "ip": os.getenv("PROXY_IP", None),
+                    "ipv6": os.getenv("PROXY_IPv6", None),
+                },
             }
         )
 
diff --git a/framework/test_suite/tester.py b/framework/test_suite/tester.py
index ad97c16a6..ffc576e70 100644
--- a/framework/test_suite/tester.py
+++ b/framework/test_suite/tester.py
@@ -196,13 +196,13 @@ def __create_client_deproxy(self, client: dict, ssl: bool, bind_addr: str):
             segment_gap=client.get("segment_gap", 0),
             is_ipv6=client.get("is_ipv6", False),
             # BaseDeproxyClient
-            conn_addr=fill_template(client["addr"], client),
+            conn_addr=self.__get_server_addr(client),
             is_ssl=ssl,
             server_hostname=fill_template(client.get("ssl_hostname", None), client),
         )
 
     def __create_client_wrk(self, client, ssl):
-        addr = fill_template(client["addr"], client)
+        addr = self.__get_server_addr(client)
         wrk = wrk_client.Wrk(id_=client["id"], server_addr=addr, ssl=ssl)
         wrk.set_script(client["id"] + "_script", content="")
         return wrk
@@ -221,14 +221,25 @@ def __create_client_external(self, client_descr):
     def __create_client_curl(self, client, interface):
         # extract arguments that are supported by cURL client
         kwargs = {k: client[k] for k in curl_client.CurlArguments.get_arg_names() if k in client}
-        kwargs["addr"] = fill_template(
-            client.get("addr", "${tempesta_ip}"), client  # Address is Tempesta IP by default
-        )
+        kwargs["addr"] = self.__get_server_addr(client)
         kwargs["cmd_args"] = fill_template(client.get("cmd_args", ""), client)
         kwargs.setdefault("curl_iface", interface)
         curl = curl_client.CurlClient(**kwargs)
         return curl
 
+    @staticmethod
+    def __get_server_addr(client: dict[str, str]) -> str:
+        is_ipv6 = client.get("is_ipv6", False)
+        ip_key = "ipv6" if is_ipv6 else "ip"
+
+        proxy_ip = tf_cfg.cfg.get("Proxy", ip_key)
+
+        if proxy_ip:
+            return proxy_ip
+
+        addr_key = client.get("addr", "${tempesta_ip}")
+        return fill_template(addr_key, client)
+
     def __create_client(self, client):
         tf_cfg.populate_properties(client)
         ssl = client.setdefault("ssl", False)