Update README

README.md

@@ -164,15 +164,18 @@ Wazuh manager and Evidence collector should be installed on the same, clean mach
     > Note: this will copy your default SSH pub-key from `~/.ssh/id_rsa.pub`.
 
 3. Add machine info to `/custom-provision/custom-inventory.txt` file (see `/environments/.../inventory.txt` file for example).  
+   Multiple machines can be added under "wazuh_agents" (one line for each machine).
 
     Make sure to set correct variables:
     
     | Variable | Description |
     | -------- | -------- |
     | `public_ip` | Machine's IP address. |
-    | `ansible_sudo_pass` | Machine's root password. |
+    | `ansible_host` | Machine's IP address / hostname used for SSH. |
+    | `ansible_port` | SSH port. |
+    | `ansible_sudo_pass` | (optional) Machine's root password. |
     | `ansible_ssh_user` | Username used to SSH (and later used by Ansible). |
-    | `ansible_ssh_pass` | SSH password (corresponding to `ansible_ssh_user`). |
+    | `ansible_ssh_pass` | (optional) SSH password (corresponding to `ansible_ssh_user`). |
     | `ansible_ssh_private_key_file` | Location of your private key (corresponding to public key set in previous step). |
 
     Example (user: `root`, password: `admin`, @ `192.168.0.13`):