Sonicwall – How to setup Dynamic DNS

Most of the ISP provide customer with a dynamic IP addresses. So, is it possible to access my Sonicwall Firewall (with dynamic public IP) from public network?

The answer is yes. You can use Dynamic DNS to achieve it.

What is Dynamic DNS?

By refer to wikipedia, Dynamic DNS (DDNS or DynDNS) is a method of automatically updating a name server in the Domain Name System (DNS), often in real time, with the active DDNS configuration of its configured hostnames, addresses or other information.

Currently, SonicOS supports three DDNS providers, , and NO-IP. com.

In my setup, i will use as my Dynamic DNS. The reason that i choose is because it is free. Continue reading

How to setup Sonicwall NSA Firewall as PPPoE router

I facing connection issue with my existing old TP-LINK router. I decided to make some changes for my home unifi connection by use old Sonicwall NSA 240 as router.

Home network equipment and ISP details:-

Router: Ruckus Access Point
Firewall used: SONICWALL NSA 240
ISP: TM Unifi

In order to establish connection to unifi, i need to configure Sonicwall WAN interface (X1 by default) with PPPoE settings.

To configure PPPoE:

1. Click the Network | Interfaces tab.  Continue reading

How to reset FortiGate Firewall to factory default setting without Admin Password

fortinetI believe everyone know that Fortigate Firewall can be reset to Factory Defaults by using Web GUI or CLI interface. In the event of you lost or you do not know the admin password for the fortigate unit, how to reset the Firewall unit? The only thing that you can do is to use maintainer account which have permission to do reset for super admin password or do firewall factory reset.

To do that, you will need:

  • physical access the box
  • Console cable
  • Terminal software such as Putty.exe (Windows) or Terminal (MacOS)
  • Serial number of the FortiGate device


– Connect your laptop or computer to the Firewall via the Console port
– Launch your terminal software
– Reboot or Power Cycle the Firewall
– Wait for the Firewall name and login prompt to appear.
– Enter the Username as maintainer, password as bcpb with Firewall Serial no in UPPERCASE

Continue reading