December 10, 2018

Category: Networking

FortiGate :: HA Routed Failover w/ Session Failover

A recent requirement that came up was for there to be a redundant pair of firewalls, which allowed for session failover, configuration synchronisation and also maintain different external IPs and seperate BGP peering. A niche request, but something that was supported with FortiGates. Below details some configuration examples to achieve this. Config and Session Sync […]

How to configure a Rotating, long term packet capture using Wireshark.

Introduction Wireshark is an awesome tool for troubleshooting network traffic. Although the Wireshark GUI is not designed for long term packet captures and left running would simply fill the hard drive of the server/pc running the program. Within Wireshark there is a tiny built in Windows command line tool called ‘dumpcap’ which at less than […]

How secure is IEEE802.1x?

I’m a huge fan of deploying “dot1x”. ¬†With very little configuration (a Windows NPS server, a little group policy and some access switch commands) you can authenticate every device that connects to your network. ¬†Unlike MAC based security, dot1x ensures that your devices must be successfully authenticated by a centralised RADIUS server before they are […]

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