Sure, I can provide a brief overview of how to configure firewall rules using Winbox:

1. Open the Winbox program and log in to your MikroTik router.

2. Click on the "IP" menu in the left-hand sidebar, and then select "Firewall".

3. Click on the "Filter Rules" tab, which will display a list of existing firewall rules (if any).

4. To create a new firewall rule, click on the "+" button at the top of the window.

5. In the "General" tab, give the rule a name and select the chain that the rule will apply to (e.g. input, forward, or output).

6. In the "Action" tab, select the action that should be taken if the rule's conditions are met (e.g. accept, drop, or reject).

7. In the "Src. Address" and "Dst. Address" tabs, specify the source and destination addresses that the rule should apply to. You can also use CIDR notation to specify a range of IP addresses.

8. In the "Protocol" tab, specify the protocol that the rule should apply to (e.g. TCP, UDP, or ICMP).

9. In the "Advanced" tab, you can specify additional conditions and options for the rule, such as the source and destination ports, the interface that the traffic should be coming from or going to, and more.

10. Click "OK" to save the rule.

11. Finally, make sure to click "Apply" in the upper-right corner of the Winbox window to apply the new firewall rule to the router.

These steps should give you a general idea of how to configure firewall rules using Winbox. Of course, the specific steps and options may vary depending on your particular network setup and the version of RouterOS that your router is running.

1. [wiki.mikrotik.com](https://wiki.mikrotik.com/wiki/Manual:Winbox)

2. [help.mikrotik.com](https://help.mikrotik.com/docs/pages/viewpage.action?pageId=328136)

3. [wisp.net.au](https://wisp.net.au/info/winbox-howto-8.html)