diff --git a/main/app_networking.cpp b/main/app_networking.cpp
index c13a51a..14ad246 100644
--- a/main/app_networking.cpp
+++ b/main/app_networking.cpp
@@ -9,12 +9,15 @@
 #include "esp_netif.h"
 #include "esp_now.h"
 #include "esp_wifi.h"
+#include "esp_log.h"
 
 namespace
 {
 
 using namespace Networking;
 
+static const char* TAG = "Networking";
+
 static_assert(std::is_standard_layout_v<EspNowEvent> && std::is_trivial_v<EspNowEvent>,
         "EspNowEvent is not compatible with a FreeRTOS queue.");
 
@@ -40,6 +43,7 @@ void s_cbEspNowSendComplete(const std::uint8_t* peer_mac, esp_now_send_status_t
 
   EspNowEvent event = { EspNowEvent::MSG_SEND_COMPLETE, 0 };
   xQueueSend(s_esp_now_queue, &event, 0);
+  ESP_LOGD(TAG, "Send complete. s_tx_inflight = false.");
 }
 
 void s_cbEspNowReceiveComplete(const esp_now_recv_info_t* recv_info, const std::uint8_t* data, int len)
@@ -49,6 +53,7 @@ void s_cbEspNowReceiveComplete(const esp_now_recv_info_t* recv_info, const std::
 
   EspNowEvent event = { EspNowEvent::MSG_RECEIVED, rx_len };
   xQueueSend(s_esp_now_queue, &event, 0);
+  ESP_LOGD(TAG, "Received message. Length: %d.", len);
 }
 
 }
@@ -97,7 +102,14 @@ void sendData(const std::array<std::uint8_t, 128>& buffer, const std::size_t len
       !s_tx_inflight && peer_mac != nullptr)
   {
     esp_now_send(peer_mac->data(), buffer.data(), length);
-    s_tx_inflight = true;
+    if (!s_isBroadcastAddress(peer_mac->data()))
+      s_tx_inflight = true;
+
+    ESP_LOGD(TAG, "Message send started. s_tx_inflight = %d.", s_tx_inflight);
+  }
+  else
+  {
+    ESP_LOGW(TAG, "Dropped message.");
   }
 }
 
diff --git a/main/esp_tunnel.cpp b/main/esp_tunnel.cpp
index 7325ff5..422e415 100644
--- a/main/esp_tunnel.cpp
+++ b/main/esp_tunnel.cpp
@@ -94,6 +94,10 @@ extern "C" void app_main(void)
 {
   ESP_ERROR_CHECK(nvs_flash_init());
 
+  esp_log_level_set("*", ESP_LOG_INFO);
+  esp_log_level_set(TAG, ESP_LOG_DEBUG);
+  esp_log_level_set("Networking", ESP_LOG_DEBUG);
+
   ESP_LOGD(TAG, "Starting main.");
 
   Networking::setupWifi();