Cisco UCS C220M4 Purple Screen – Could not start pcpu 1: TSC sync timed out

This happened today while setting up ESXi 6.5 on Cisco UCS C200 M4 Server. VMware crashed and throwing an error in the purple screen, Could…

FortiGate Block Geographic Regions using CLI Commands

If your website is targeted for customers in India, why do you need to allow traffic from other countries, as a security measure you must…

One to One Static NAT Configuration in FortiGate

Helpful guide to setup one-to-one Static NAT in FortiGate firewall so all inbound and outbound traffic of the server (192.168.1.2) communicates via a specific Public…

How to setup Cisco ASA in High Availability Active/Standby Failover

In a highly critical environment, we strongly recommend to setup Cisco ASAs in high availability mode. This way, if the Active ASA unit fails, the…

Apply and Activate Cisco ASA License

On every purchase of ASA firewall, Cisco ships product authorization key known as PAK in printed format along with delivery. The steps remain same irrespective…

Can’t ping ASA inside interface over IPSec VPN

Even though, IPSec VPN is successfully established between 2 ends of your network, you can’t ping ASA inside over IPSec VPN from the other end.…

How to upgrade FSSO Agent

This article applies to all versions of FSSO. Step 1: Identify installed FSSO version. Navigate to C:\Program Files (x86)\Fortinet\FSAE, right click on FSAEConfig.exe properties to find…

Reset Cisco Router Password Without Losing Configuration

Step 1: Reload router. If you do not know the password, just perform hard reboot. Step 2: Wait for 10 seconds of startup and send a break…

How to restore FortiGate Web Admin GUI Access

Have you lost access to your Fortigate GUI and looking for solution to restore the access? Here are the possible causes for GUI to become…

Fortinet Firewall Management Interface Access Over WAN

There are cases when Administrators need Management Interface access over WAN especially while performing Remote Administration. At the same time, you should consider limiting the…