diff --git a/include/pkt_parse.h b/include/pkt_parse.h
index edb359c..9fc129a 100644
--- a/include/pkt_parse.h
+++ b/include/pkt_parse.h
@@ -1,6 +1,22 @@
 #ifndef _PKT_PARSE_H_
 #define _PKT_PARSE_H_
 
-class Pkt_Parse {};
+#include "pkt_def.h"
+#include "pkt_receive.h"
+#include <iostream>
+#include <queue>
+
+// TODO: Implement options for parsing.
+
+class Pkt_Parse {
+  public:
+    Pkt_Parse(Pkt_Receive& pkt_receive, std::mutex& mtx_pkt_receive);
+
+    bool parse();
+
+  private:
+    Pkt_Receive& pkt_receive;
+    std::mutex& mtx_pkt_receive;
+};
 
 #endif
diff --git a/include/pkt_receive.h b/include/pkt_receive.h
index c083ac8..998c572 100644
--- a/include/pkt_receive.h
+++ b/include/pkt_receive.h
@@ -18,6 +18,7 @@ class Pkt_Receive {
     Pkt_Receive(const Cfg& cfg);
     void startReceiving();
     void stopReceiving();
+    bool isRunning() noexcept;
     std::queue<Pkt_Payload>& getPayloadQueue(); // Return a reference
 
   private:
diff --git a/src/cfg_read.cpp b/src/cfg_read.cpp
index 9ed21c9..06fd549 100644
--- a/src/cfg_read.cpp
+++ b/src/cfg_read.cpp
@@ -31,7 +31,7 @@ Cfg cfg_read(const CLI_Options& opt) {
         std::cout << "  r.local.port: " << cfg.r.local_port << std::endl;
         std::cout << "  r.remote.ip: " << cfg.r.remote_ip << std::endl;
         std::cout << "  r.remote.port: " << cfg.r.remote_port << std::endl;
-        std::cout << "  r.timeout: " << timeout_n << std::endl;
+        std::cout << "  r.timeout: " << cfg.r.timeout << std::endl;
     }
 
     return cfg;
diff --git a/src/cli_cmd.cpp b/src/cli_cmd.cpp
index 9d7d6b7..e4e5506 100644
--- a/src/cli_cmd.cpp
+++ b/src/cli_cmd.cpp
@@ -4,14 +4,11 @@
 void cmd_receive(const CLI_Options& opt) {
     auto cfg = cfg_read(opt);
     Pkt_Receive r(cfg);
+    Pkt_Parse p(r, payload_queue_mutex);
+    std::thread parser(&Pkt_Parse::parse, &p);
     r.startReceiving();
-    // r.stopReceiving();
 
-    {
-        std::unique_lock<std::mutex> lock(payload_queue_mutex);
-        auto&& queue = r.getPayloadQueue();
-        std::cout << "Number of Payloads: " << queue.size() << std::endl;
-    }
+    parser.join();
 }
 
 void cmd_convert(const CLI_Options& opt) {}
diff --git a/src/pkt_parse.cpp b/src/pkt_parse.cpp
index daef049..6dad161 100644
--- a/src/pkt_parse.cpp
+++ b/src/pkt_parse.cpp
@@ -1 +1,20 @@
 #include "pkt_parse.h"
+
+Pkt_Parse::Pkt_Parse(Pkt_Receive& pkt_receive, std::mutex& mtx_pkt_receive)
+    : pkt_receive(pkt_receive), mtx_pkt_receive(mtx_pkt_receive) {}
+
+bool Pkt_Parse::parse() {
+    while (true) {
+        std::unique_lock<std::mutex> lock(mtx_pkt_receive);
+        auto&& queue = pkt_receive.getPayloadQueue();
+        if (auto queue_size = queue.size(); queue_size > 0) {
+            std::cout << "Number of Payloads: " << queue_size << std::endl;
+            auto payload = queue.front();
+            queue.pop();
+            std::cout << "Payload Size: " << payload.size() << std::endl;
+        } else if (!pkt_receive.isRunning()) {
+            std::cout << "Finished parsing and receiving has stopped." << std::endl;
+            return true;
+        }
+    }
+}
diff --git a/src/pkt_receive.cpp b/src/pkt_receive.cpp
index 7ac6d74..dd1965c 100644
--- a/src/pkt_receive.cpp
+++ b/src/pkt_receive.cpp
@@ -59,6 +59,8 @@ void Pkt_Receive::handleIncomingPacket(const boost::system::error_code& error, s
 
 void Pkt_Receive::stopReceiving() { is_running = false; }
 
+bool Pkt_Receive::isRunning() noexcept { return is_running; }
+
 std::queue<Pkt_Payload>& Pkt_Receive::getPayloadQueue() { return payload_queue; }
 
 void Pkt_Receive::processIOContext() {