diff --git a/Dockerfile b/Dockerfile
index 91c7c04..731a8f4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -32,8 +32,8 @@ RUN --mount=type=bind,source=src,target=src                                \
     --mount=type=cache,target=/usr/src/openlan-cgw/target                  \
     --mount=type=cache,target=/usr/local/cargo/git/db                      \
     --mount=type=cache,target=/usr/local/cargo/registry                    \
-    RUSTFLAGS="-g -C symbol-mangling-version=v0" cargo build --target x86_64-unknown-linux-gnu &&             \
-    cp target/x86_64-unknown-linux-gnu/debug/ucentral-cgw /usr/local/bin
+    cargo build --target x86_64-unknown-linux-gnu --release &&             \
+    cp target/x86_64-unknown-linux-gnu/release/ucentral-cgw /usr/local/bin
 
 CMD ["echo", "CGW build finished successfully!"]
 
diff --git a/run_cgw.sh b/run_cgw.sh
index c37a424..15f3d75 100755
--- a/run_cgw.sh
+++ b/run_cgw.sh
@@ -111,7 +111,7 @@ docker run \
 	-e CGW_DB_PASSWORD         \
 	-e CGW_REDIS_HOST          \
 	-e CGW_REDIS_PORT          \
-	-e CGW_FEATURE_TOPOMAP_DISABLE \
+	-e CGW_FEATURE_TOPOMAP_ENABLE \
 	-e CGW_METRICS_PORT        \
 	-e CGW_ALLOW_CERT_MISMATCH \
 	-d -t --network=host --name $2 $1 ucentral-cgw
diff --git a/src/main.rs b/src/main.rs
index 55d4b47..a50a710 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -95,7 +95,7 @@ const CGW_DEFAULT_REDIS_HOST: &str = "localhost";
 const CGW_DEFAULT_REDIS_PORT: u16 = 6379;
 const CGW_DEFAULT_ALLOW_CERT_MISMATCH: &str = "no";
 const CGW_DEFAULT_METRICS_PORT: u16 = 8080;
-const CGW_DEFAULT_TOPOMAP_STATE: bool = true;
+const CGW_DEFAULT_TOPOMAP_STATE: bool = false;
 
 /// CGW server
 pub struct AppArgs {
@@ -397,8 +397,8 @@ impl AppArgs {
             Err(_) => CGW_DEFAULT_METRICS_PORT,
         };
 
-        let feature_topomap_enabled: bool = match env::var("CGW_FEATURE_TOPOMAP_DISABLE") {
-            Ok(_) => false,
+        let feature_topomap_enabled: bool = match env::var("CGW_FEATURE_TOPOMAP_ENABLE") {
+            Ok(_) => true,
             Err(_) => CGW_DEFAULT_TOPOMAP_STATE,
         };
 
@@ -637,8 +637,8 @@ async fn main() -> Result<()> {
     // Configure logger
     setup_logger(args.log_level);
 
-    if !args.feature_topomap_enabled {
-        warn!("CGW_FEATURE_TOPOMAP_DISABLE is set, TOPO MAP feature will be disabled (realtime events / state processing)");
+    if args.feature_topomap_enabled {
+        warn!("CGW_FEATURE_TOPOMAP_ENABLE is set, TOPO MAP feature (unstable) will be enabled (realtime events / state processing) - heavy performance drop with high number of devices connected could be observed");
     }
 
     info!(
diff --git a/utils/client_simulator/src/utils.py b/utils/client_simulator/src/utils.py
index c6f44f4..ee1f5fc 100644
--- a/utils/client_simulator/src/utils.py
+++ b/utils/client_simulator/src/utils.py
@@ -64,7 +64,7 @@ def parse_args():
     parser.add_argument("-c", "--client-certs-path", metavar="PATH",
                         default="./certs/client",
                         help="path to client certificates directory")
-    parser.add_argument("-C", "--no-cert-check", type=bool, action='store_true',
+    parser.add_argument("-C", "--no-cert-check", action='store_true',
                         default=False,
                         help="do not check certificate")
     parser.add_argument("-t", "--msg-interval", metavar="SECONDS", type=int,
@@ -78,13 +78,17 @@ def parse_args():
 
     parsed_args = parser.parse_args()
 
+    no_cert_check = False
+    if parsed_args.no_cert_check is not None:
+        no_cert_check = True
+
     args = Args(number_of_connections=parsed_args.number_of_connections,
                 masks=parsed_args.mac_mask,
                 ca_path=parsed_args.ca_cert,
                 cert_path=parsed_args.client_certs_path,
                 msg_interval=parsed_args.msg_interval,
                 msg_size=parse_msg_size(parsed_args.payload_size),
-                check_certs=not parsed_args.no_cert_check,
+                check_cert=not no_cert_check,
                 wait_for_sig=parsed_args.wait_for_signal)
 
     if len(args.masks) == 0:
diff --git a/utils/kafka_producer/src/cli_parser.py b/utils/kafka_producer/src/cli_parser.py
index 4e64884..8b387d7 100644
--- a/utils/kafka_producer/src/cli_parser.py
+++ b/utils/kafka_producer/src/cli_parser.py
@@ -44,8 +44,8 @@ def parse_args():
                         help="remove mac addrs from a group")
     parser.add_argument("-T", "--topic", default="CnC",
                         help="kafka topic (default: \"CnC\")")
-    parser.add_argument("-s", "--bootstrap-server", metavar="ADDRESS", default="172.20.10.136:9092",
-                        help="kafka address (default: \"172.20.10.136:9092\")")
+    parser.add_argument("-s", "--bootstrap-server", metavar="ADDRESS", default="127.0.0.1:9092",
+                        help="kafka address (default: \"127.0.0.1:9092\")")
     parser.add_argument("-m", "--send-message", metavar="JSON", type=str,
                         help="this message will be sent down from the GW to all devices "
                              "specified in the --send-to-mac")