Add some screenshots for firewall configuration and configuration fo server in the Minecraft client

Author: dneary

content/learning-paths/servers-and-cloud-computing/minecraft-on-oci/configuring_new_minecraft_server.png

@@ -14,13 +14,16 @@ Before we connect to the Minecraft server, we will change the network policy to
 connect to the Minecraft server over TCP port number 25565. To do this, we need to modify the
 networking settings for our instance in the OCI dashboard.
 
-1. On the OCI Instances page, choose your Mnecraft server instance.
-2. In the Networking tab, click on the subnet attached to the instance.
+1. On the OCI Instances page, choose your Minecraft server instance.
+2. In the Networking tab, click on the subnet name:
+   ![OCI instance networking](OCI_instance_networking.png)
 3. On the Security tab of the subnet page, choose the security list which is active for the instance
    (by default, this is called "Default Security List for vcn-xxxxxxxx")
+   ![Default Security List for subnet](subnet_security_list.png)
 4. Under "Security rules", add a new Ingress rule (this means the rule applies to incoming traffic
    from outside the instance). Set "Source CIDR" to "0.0.0.0/0" (this means all IP addresses can
    connect), and set the "Destination Port Range" field to 25565.
+   ![Open port 25565 for Minecraft server](open_minecraft_port.png)
 
 You will also need to update your local firewall to allow connections to port 25565 on your instance.
 Reconnect to your instance with SSH, and run the following commands on Oracle Linux:
@@ -34,7 +37,8 @@ sudo ufw allow 25565/tcp
 sudo ufw reload
 ```
 
-You should now be able to run your Minecraft server, log in as usual, and connect to your brand new server!
+You should now be able to run your Minecraft server on the OCI instance, then start your client, log in as
+usual, and connect to your brand new server!
 
 ### Connecting to the server from the Minecraft client
 
@@ -43,9 +47,13 @@ You should now be able to run your Minecraft server, log in as usual, and connec
 by Mojang.
 3. To add your server to the menu of available servers, choose "Add server", name your server
 something meaningful ("My OCI server" for example) and put the IP address of your instance into the
-"Server Address" field.
+"Server Address" field:
+   ![Configuring new server](configuring_new_minecraft_server.png)
+
+You can now join the server and start building! 
+   ![Connecting to your new server running on OCI](connecting_to_server.png)
+
+You can also share the address with your friends to start building a shared world. Have fun!
 
-You can now join the server and start building! You can also share the address with your friends to start
-building a shared world. Have fun!
 
 

content/learning-paths/servers-and-cloud-computing/minecraft-on-oci/connecting_to_server.png

@@ -10,8 +10,11 @@ layout: learningpathall
 
 ### Installing the Java Runtime Environment
 
-Before we install the Minecraft server, we need to make sure that there are some prerequisites installed.
-For the Minecraft 26 server or earlier, we will need Java 25. We can install this on Oracle Linux with:
+Before we install the Minecraft server, we need to make sure that there are some prerequisites
+installed. For the Minecraft 26 server or earlier, we will need Java 25.
+
+Connect to your instance using SSH as described in the previous step. We can install Java 25 on
+Oracle Linux with:
 ```
 sudo dnf install java-25-openjdk
 ```
@@ -21,6 +24,11 @@ sudo apt install openjdk-25-jre
 ```
 Since the Minecraft server starts on the command line, you may also want to install the `screen` or
 `tmux` utilities which allows commands to keep running after you disconnect from the server.
+These commands are not strictly necessary, but you will need them to be running if you want to keep
+the server running when you disconnect from your SSH session. 
+
+Running the Minecraft server at start-up, or keeping it running when you are not connected, will
+not be covered in this learning path.
 
 ### Downloading and installing the Minecraft server
 
@@ -71,5 +79,6 @@ that the process has completed successfully (timestamps will be different at the
 [00:41:04] [Server thread/INFO]: ThreadedAnvilChunkStorage: All dimensions are saved
 ```
 
-Your Minecraft server is now running - you can connect to it with the Minecraft client.
+Your Minecraft server is now running - you can connect to it with the Minecraft client. Congratulations!
+