diff --git a/gui/src/main.cpp b/gui/src/main.cpp
index 1c27a76..56198b0 100644
--- a/gui/src/main.cpp
+++ b/gui/src/main.cpp
@@ -40,6 +40,8 @@ int main(int argc, char** argv) {
 
     dev1->Connect(dev2);
 
+    network.Cycle();
+
     bool shouldClose = false;
     SDL_Event event;
 
diff --git a/netsim/include/Device.hpp b/netsim/include/Device.hpp
index 0fcfa56..9e6304c 100644
--- a/netsim/include/Device.hpp
+++ b/netsim/include/Device.hpp
@@ -25,6 +25,9 @@ public:
 
     void Connect(std::shared_ptr<Device> other);
 
+    void Send();
+    void Receive();
+
 private:
     void parseAndSetMac(const std::string& macAddress);
 
diff --git a/netsim/include/Network.hpp b/netsim/include/Network.hpp
index 68c691d..391c831 100644
--- a/netsim/include/Network.hpp
+++ b/netsim/include/Network.hpp
@@ -15,6 +15,10 @@ public:
 
     void AddDevice(std::shared_ptr<Device> device);
 
+    void SendCycle();
+    void ReceiveCycle();
+    void Cycle();
+
 private:
     std::vector<std::shared_ptr<Device>> devices;
     std::string name;
diff --git a/netsim/src/Device.cpp b/netsim/src/Device.cpp
index abcf7d3..54763ee 100644
--- a/netsim/src/Device.cpp
+++ b/netsim/src/Device.cpp
@@ -34,6 +34,26 @@ void Device::Connect(std::shared_ptr<Device> other) {
     other->port->Connect(port);
 }
 
+void Device::Send() {
+    port->Send({40});
+}
+
+void Device::Receive() {
+    std::vector<uint8_t> data = port->Receive();
+    
+    if (data.size() != 0) {
+        std::cout << "Device " << *this << " received data: " << std::endl;
+        std::cout << "{";
+
+        for (uint8_t byte : data) {
+            std::cout << (int)byte << ", ";
+        }
+
+        std::cout << "}" << std::endl;
+    }
+
+}
+
 std::ostream& operator<<(std::ostream& os, const Device& device) {
     printf(
         "%02X:%02X:%02X:%02X:%02X:%02X",
diff --git a/netsim/src/Network.cpp b/netsim/src/Network.cpp
index b8f7e62..b00875a 100644
--- a/netsim/src/Network.cpp
+++ b/netsim/src/Network.cpp
@@ -11,6 +11,23 @@ void Network::AddDevice(std::shared_ptr<Device> device) {
     devices.push_back(device);
 }
 
+void Network::SendCycle() {
+    for (auto device : devices) {
+        device->Send();
+    }
+}
+
+void Network::ReceiveCycle() {
+    for (auto device : devices) {
+        device->Receive();
+    }
+}
+
+void Network::Cycle() {
+    SendCycle();
+    ReceiveCycle();
+}
+
 std::ostream& operator<<(std::ostream& os, const Network& network) {
     os << "Network '" << network.name << "'" << std::endl << std::endl;