diff --git a/kotlin-mbedtls/src/main/kotlin/org/opencoap/ssl/transport/DatagramChannelAdapter.kt b/kotlin-mbedtls/src/main/kotlin/org/opencoap/ssl/transport/DatagramChannelAdapter.kt
index aea3147..f2396d3 100644
--- a/kotlin-mbedtls/src/main/kotlin/org/opencoap/ssl/transport/DatagramChannelAdapter.kt
+++ b/kotlin-mbedtls/src/main/kotlin/org/opencoap/ssl/transport/DatagramChannelAdapter.kt
@@ -61,6 +61,7 @@ class DatagramChannelAdapter(
             buffer.clear()
 
             val sourceAddress = channel.receive(buffer)
+            println("Received from $sourceAddress")
             if (sourceAddress == null) {
                 Packet.EmptyByteBufferPacket
             } else {