Next Gen Firewall - ICT Fella

How to Configure Basic Bandwidth Shaping Policing on Cisco Fortigate for ISP Connection

Next Gen Firewall, Routing and Switching

When Internet Service Providers (ISP) have a new internet link provisioned, very often they have shaping rules on their NTU to regulate internet traffic at promised rate. If your firewall/router/switch is sending excessive traffic than promised rate, the packet will be dropped, then ends up with suboptimal performance and slow internet speed. This post is […]

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EVE-NG – How to Simulate or Configure Internet

Next Gen Firewall, Routing and Switching

Eve-NG is the most used network emulation software for network professionals. Similar to Webiou or Unetlab in the older days, you can create virtual network devices for the majority of the IT networking vendors in a simple web GUI. This post is to demonstrate how to simulate or configure the Internet in the EVE-NG lab

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How to Revert the Fortinet Firewall Configuration back Automatically when Handling Changes Remotely

Next Gen Firewall, Routing and Switching

When network professionals handle changes remotely, it is always good to have a safety net available. If you are familiar with Juniper Junos, you would love the “commit confirmed” command very much, as it will revert the config back to the previous config after 10 minutes automatically, in the event of you screwed up the

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How to Remove Fortinet Fortilink Interface

Next Gen Firewall

This post is to document the process to remove the default Fortilink interface in the Fortinet Firewall configuration. This would be ideal if you are not using FortiSwitch and trying to keep the configuration clean. This process also applies if you are trying to remove other types of default config if the option is greyed

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Fortigate HA Cluster Out-of-Sync 100F

Next Gen Firewall

Issue After initially setting up the Fortigate 100F HA cluster, we got this annoying “out-of-sync” error, dug into it, and found several issues related to the Fortinet firmware version and initial configuration differences. This post is to document the process of troubleshooting and some of the configurations for the Fortinet HA firewall cluster. Environment 2x

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How to Recover Fortigate IPsec VPN Pre-shared Key

Next Gen Firewall

During a Fortinet 100D to Fortinet 100F upgrade migration, the Fortinet Firewall Migration Tool cannot recover the Fortinet IPsec VPN Pre-shared key for you, we cannot find the IPsec VPN Pre-shared key from the previous document Troubleshooting Searching and testing around seem the only fix is to update the key on both ends, however, for

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