Category Archives: Network

15 May, 2019

UPDATED – Certificate Pinning you SSL VPN with Microsoft CA and Fortigate Forticlient Using ‘user’ certificates

Configure FortiGate SSL VPN certificate pinning using Microsoft CA and OCSP. Secure access with user certificates and FortiClient for trusted devices.

8 May, 2019

Creating SPAN port on Fortigate By: Brent Klespies

Learn how to create a SPAN port on FortiGate for IDS providers. Configure hardware switches and port mirroring on entry-level models like the 400E.

3 May, 2019

Troubleshooting NAT on Fortigate Firewall

Debug Fortigate NAT issues using flow trace and packet capture. Learn to verify SNAT and VIP configurations via CLI and GUI for accurate traffic...

2 May, 2019

Fortigate / Scrutinizer NetFlow Deployment

Deploy the Scrutinizer VM and configure Fortigate NetFlow export. Follow these steps to enable traffic monitoring on your firewall with minimal config.

1 May, 2019

Perimeter Switch Configuration with Fortiswitch (Non-Fortilink)

Configure Fortiswitch standalone mode for perimeter Layer 2 switching. Learn to set up VLANs and ports for multiple ISPs without FortiLink.

25 April, 2019

Basic Deployment of FortiNAC – Part 1

Deploy the FortiNAC OVA file, register your license, and configure basic networking. Follow this step-by-step guide to get your FortiNAC instance running.

20 April, 2019

iperf for Network Geeks

Run iperf3 network throughput testing to validate WAN and LAN performance. Learn server and client mode configs, port differences, and troubleshooting tips.

7 April, 2019

Using NMAP

Master Nmap scan commands for target selection, port specification, and scan types. Learn to detect OS services and save results to files for efficient...

15 March, 2019

Configuring Custom NTP Server on Fortigate

Learn how to configure a custom NTP server on Fortigate via CLI. Set time zones and enable the firewall as a time source for...

8 March, 2019

Connectors used in Networking

Identify common networking connectors including USB, power, fiber, and Ethernet. Learn the standard wiring color schemes for reliable network cabling.

8 January, 2019

Upgrading my ESXi 6.0 to 6.7

Learn how to upgrade ESXi 6.0 to 6.7 using a USB drive. Create a bootable installer with unebootin on macOS and perform the upgrade...

21 November, 2018

SIPCALC

Master the sipcalc subnet calculator on macOS and Linux. Learn key commands to split subnets, verify IP ranges, and install via Homebrew for daily...

3 September, 2018

Basic FortiSwitch Set Up

Learn FortiSwitch initial configuration via console or GUI. Set up IP addresses, create VLANs, and assign ports on your FortiSwitch for immediate lab use.

12 March, 2018

How DHCP v4 really works

Master the DHCP v4 process. See exact packet flows for discovery, offer, request, and ACK. Learn how DHCP relay and lease renewal work in...

3 November, 2017

Reformatting MAC addresses in Excel

Reformat MAC addresses in Excel using the MID formula. Add hyphens to 12-character strings for MAB bypass lists and 802.1x databases instantly.