diff --git a/6.ts b/6.ts
new file mode 100644
index 0000000..3539d13
--- /dev/null
+++ b/6.ts
@@ -0,0 +1,31 @@
+import { BufReader } from "https://deno.land/std@0.157.0/io/buffer.ts";
+
+const PORT = 5588;
+
+// const tEnc = new TextEncoder();
+
+console.log(`Starting TCP listener on on 0.0.0.0:${PORT}`);
+
+function chatSession(conn: Deno.Conn) {
+  const closeOnDisconnect = () => {
+    console.warn("Disconnected client");
+    try {
+      conn.close();
+    } catch (err) {
+      console.error("Error closing client connection:", err);
+    }
+  };
+
+  serve(conn).catch((e) => e).finally(closeOnDisconnect);
+}
+
+async function serve(conn: Deno.Conn) {
+  const reader = new BufReader(conn);
+  reader.peek(1);
+}
+
+for await (const conn of Deno.listen({ port: PORT })) {
+  console.log("Connection established:", conn.remoteAddr);
+  chatSession(conn);
+  console.log("Connection closed:", conn.remoteAddr);
+}