diff --git a/netsim/CMakeLists.txt b/netsim/CMakeLists.txt
index e5e650d..cc3d3ca 100644
--- a/netsim/CMakeLists.txt
+++ b/netsim/CMakeLists.txt
@@ -1,6 +1,7 @@
 add_library(libnetsim STATIC 
     "src/Device.cpp"
     "src/Network.cpp"
+    "src/Port.cpp"
 )
 
 target_include_directories(libnetsim PUBLIC
diff --git a/netsim/include/Device.hpp b/netsim/include/Device.hpp
index 096141e..2e1bab8 100644
--- a/netsim/include/Device.hpp
+++ b/netsim/include/Device.hpp
@@ -5,6 +5,8 @@
 #include <string>
 #include <memory>
 
+class Port;
+
 class Device {
 public:
     friend std::ostream& operator<<(std::ostream& os, const Device& device);
@@ -24,6 +26,9 @@ public:
 private:
     void parseAndSetMac(const std::string& macAddress);
 
+private:
+    std::shared_ptr<Port> port;
+
 public:
     uint8_t macAddress[6];
 };
\ No newline at end of file
diff --git a/netsim/include/Port.hpp b/netsim/include/Port.hpp
new file mode 100644
index 0000000..3fe099b
--- /dev/null
+++ b/netsim/include/Port.hpp
@@ -0,0 +1,20 @@
+#pragma once
+
+#include <memory>
+#include <vector>
+
+class Device;
+
+class Port {
+public:
+    Port();
+
+    void Connect(std::shared_ptr<Port> port);
+
+    void Send(const std::vector<uint8_t>& data);
+    std::vector<uint8_t> Receive();
+
+private:
+    std::vector<uint8_t> data;
+    std::weak_ptr<Port> connection;
+};
\ No newline at end of file
diff --git a/netsim/src/Device.cpp b/netsim/src/Device.cpp
index fbfdf36..bc5d56c 100644
--- a/netsim/src/Device.cpp
+++ b/netsim/src/Device.cpp
@@ -3,7 +3,10 @@
 #include <sstream>
 #include <iostream>
 
+#include "Port.hpp"
+
 Device::Device(const std::string& macAddress) {
+    port = std::make_shared<Port>();
     parseAndSetMac(macAddress);
 }
 
diff --git a/netsim/src/Port.cpp b/netsim/src/Port.cpp
new file mode 100644
index 0000000..5a3a52c
--- /dev/null
+++ b/netsim/src/Port.cpp
@@ -0,0 +1,23 @@
+#include "Port.hpp"
+
+Port::Port()
+{
+   
+}
+
+void Port::Connect(std::shared_ptr<Port> port) {
+    this->connection = std::weak_ptr<Port>(port);
+}
+
+void Port::Send(const std::vector<uint8_t>& data) {
+    this->data = data;
+}
+
+std::vector<uint8_t> Port::Receive() {
+    if (this->connection.expired()) {
+        return {};
+    }
+
+    std::shared_ptr<Port> other_port = connection.lock();
+    return other_port->data;
+}
\ No newline at end of file