S12:-HTTP-protocol.md

@@ -3,6 +3,7 @@
 # Session 12: HTTP protocol
 
 * **Time**: 2h
+* **Date**: XXXX, XX-XX-2023
 * **Goals**:
   * Learn about the HTTP protocol
   * Write our first web server using sockets
@@ -155,7 +156,7 @@ We start from a **simple server** that just **receives a request message** and p
 
 **Create** the **S12 folder** and the **new** python file **echo-server.py**. Copy & paste the following code:
 
-```python3
+```python
 import socket
 import termcolor
 
@@ -188,7 +189,7 @@ ls.bind((IP, PORT))
 # -- Become a listening socket
 ls.listen()
 
-print("SEQ Server configured!")
+print("Echo server configured!")
 
 # --- MAIN LOOP
 while True:
@@ -196,7 +197,7 @@ while True:
     try:
         (cs, client_ip_port) = ls.accept()
     except KeyboardInterrupt:
-        print("Server Stopped!")
+        print("Server stopped!")
         ls.close()
         exit()
     else:
@@ -205,7 +206,7 @@ while True:
         process_client(cs)
 
         # -- Close the socket
-        cs.close()
+        cs.close() 
 ```
 
 First, let's check that our server works as expected. From the **linux console**, let's send it a message the **echo** and **nc commands**:
@@ -353,7 +354,7 @@ ls.bind((IP, PORT))
 # -- Become a listening socket
 ls.listen()
 
-print("SEQ Server configured!")
+print("Echo server configured!")
 
 # --- MAIN LOOP
 while True:
@@ -361,7 +362,7 @@ while True:
     try:
         (cs, client_ip_port) = ls.accept()
     except KeyboardInterrupt:
-        print("Server Stopped!")
+        print("Server stopped!")
         ls.close()
         exit()
     else:
@@ -496,7 +497,7 @@ ls.bind((IP, PORT))
 # -- Become a listening socket
 ls.listen()
 
-print("SEQ Server configured!")
+print("Green server configured!")
 
 # --- MAIN LOOP
 while True:
@@ -504,7 +505,7 @@ while True:
     try:
         (cs, client_ip_port) = ls.accept()
     except KeyboardInterrupt:
-        print("Server Stopped!")
+        print("Server stopped!")
         ls.close()
         exit()
     else:
@@ -568,7 +569,7 @@ All the exercises and experiments donde during this session should be stored in
 
 * **Filename**: S12/e1.txt
 * **Description**: A text file to answer the following questions
-*
+
 Run the **webserver-2**. Open the browser and connect to the URL: [**http://127.0.0.1:8080/hello**](http://127.0.0.1:8080/hello)
 
 * Which is the request line?