Nosotros lo hacemos con un fichero .bat al realizar la instalación
Código:
netsh advfirewall firewall add rule name="Microdelta - Firebird (puerto)" dir=in action=allow protocol=TCP localport=3050
netsh advfirewall firewall add rule name="Microdelta - Firebird (fbguard)" dir=in action=allow program="C:\Program Files (x86)\Firebird\Firebird_2_1\bin\fbguard.exe" enable=yes
netsh advfirewall firewall add rule name="Microdelta - Firebird (fbserver)" dir=in action=allow program="C:\Program Files (x86)\Firebird\Firebird_2_1\bin\fbserver.exe" enable=yes