Here are a couple links that show what ports are needed for what
purpose.https://lmgtfy.com/?q=active+directory+ports+needed+to+join+domainhttps://lmgtfy.com/?q=how+to+configure+a+firewall+for+active+directory+domains+and+trusts
1. This might be if you purchase the unit from AVFirewalls. Fortinet
will only do this if you have an active support contract on a unit. This
is similar to most other vendors.2. Again, that would depend on the
level of warranty that you purchased.3. ...