docs: updated readme and removed useless data

README.md

-# Virtual Machine for Humboldt VPN setup 
+# Virtual Machine for VPN setup
 
-Configuring a virtual machine to connect to the VPN through a proxy
+Configuring a virtual machine to connect to a VPN (FortiNet) through a proxy
 
 ## Requirements
 
-- `FortiClient` backup file yor your user.
+- `FortiClient` backup file for your user in Windows.
 
 ## Setup
 
@@ -24,41 +24,6 @@ sudo apt update && sudo apt install vagrant
 
 Install VirtualBox from [here](https://www.virtualbox.org/wiki/Downloads)
 
-### Configure environment
-
-> Some steps from [dev.to](https://dev.to/sannae/setting-up-windows-virtual-test-environments-with-vagrant-4k1b)
-
-> Check vagrant boxes [here](https://portal.cloud.hashicorp.com/vagrant/discover)
-
-```sh
-# Create a Vagrantfile and initiate the box
-vagrant init gusztavvargadr/windows-11 --box-version 2302.0.2409
-```
-
-Generate `Chocolatey` script from [here](https://chocolatey.org/install) and add the file in `src/scripts/InstallChocolatey.ps1` file.
-
-Add the following lines in `Vagrantfile`:
-
-```ruby
-# VM setup
-config.vm.provider "virtualbox" do |vb|
-vb.name = "Windows-VPN"
-vb.memory = 1024
-vb.cpus = 1
-end
-
-# Enable UI
-config.vm.provider "virtualbox" do |vb|
-vb.gui = true
-end
-
-# Provisioning
-## Run the external script to install Chocolatey
-config.vm.provision "shell", path: "src/scripts/InstallChocolatey.ps1"
-## Run the inline script to install forticlientvpn via Chocolatey
-config.vm.provision "shell", inline: "choco install forticlientvpn --yes"
-```
-
 ### Run the virtual machine
 
 ```sh
@@ -80,7 +45,26 @@ Copy your `FortiClient` backup file in `./files` folder and follow these steps:
 
 #### Enable proxy
 
+In Windows, open the `squid` program from the Windows menu. Right clicking on `Squid Server` tray icon and select the option `Open Squid Configuration`.
+Replace the file content with [this file](src/config/squid-proxy.conf)
+
+> **NOTE:** Change your local network value in the file
+
+Then, restart the `squid` service. Now, you can add the proxy url in your host!
+
+##### Add proxy in host
+
+> **NOTE:** You can get the Windows IP address executing the `ifconfig` command in the virtual machine.
+
 ```sh
+# Add parameters (change the proxy address first)
+PROXY_ADDRESS=192.168.56.10
+PROXY_PORT=3128
+# Test the proxy
+curl -x http://$PROXY_ADDRESS:$PROXY_PORT -I http://www.google.com
+# Enable proxy in terminal
+export http_proxy="http://$PROXY_ADDRESS:$PROXY_PORT"
+export https_proxy="http://$PROXY_ADDRESS:$PROXY_PORT"
 ```
 
 ## Useful commands
@@ -92,4 +76,6 @@ vagrant suspend
 vagrant halt
 # Destroy VM
 vagrant destroy
+# Reload configuration from Vagrantfile
+vagrant reload
 ```
\ No newline at end of file