10_network_and_ssh.Rmd: fix typo

10_network_and_ssh.Rmd

@@ -119,7 +119,7 @@ The **Transmission Control Protocol** (**TCP**) is one of the main [protocols](h
 - duplicate data is discarded
 - lost or discarded packets are resent
 - includes traffic congestion control
-- Heavyweight (no ordering of messages, no tracking connections, etc. It is a very simple transport layer designed on top of IP)
+- Heavyweight (loots of checks)
 
 ## **User Datagram Protocol** (**UDP**)
 
@@ -257,7 +257,7 @@ sudo useradd -m -s /bin/bash -g users student
 sudo passwd student
 ```
 
-Give the password and your IP on the chat.
+Give the password and your IP to another member of your choice (`ip address show`).
 
 # SSH client