FortiGate Certificates Missing?
KB ID 0001743 Problem Nice quick easy one today, while setting up SSL VPNs for a client I needed to import their Root CA certificate, and found the Fortigate Certificates Missing? Usually they are under System > Certificates. But the tab was simply not there? Solution: Fortigate Certificates Missing Fortunately it was simple to fix, it’s a ‘feature’ you simply need to ‘enable’. Go to System >...
FortiGate Port Forwarding
KB ID 0001742 Problem I was back on the tools again today setting up FortiGate Port Forwarding! This was for one of our partners that I have to do some remote work for, so I temporarily needed to get onto their servers. Normally I’d just SSL VPN in, (but that’s what I’m setting up!) So to get onto their servers I had to setup a port forward for RDP. WARNING: Port forwarding RDP from ALL / Any is a BAD IDEA...
macOS – SSH Error ‘No Matching Exchange Method Found’
KB ID 0001245 Problem Note Certified working all the way up to macOS Big Sur version 11.2.3 I thought my RoyalTSX had broken today, I upgraded it a couple of weeks ago, and I upgraded to macOS Catalina 10.15 the other day. After this, all my SSH sessions refused to connect with this error; Unable to negotiate with x.x.x.x port 22: no matching key exchange found. Their offer diffie-hellman-group1-sha1 Note: You may also see the...
Replacing Cisco Firewalls with Fortinet Firewalls
KB ID 0001741 Replacing Cisco If you’ve been following articles on the site you will know that the focus of the firewall related output is shifting from Cisco ASA / Cisco FirePOWER to Fortinet (FortiGate) firewalls. This article is so you can make an informed choice about what you want to replace your Cisco firewall with. Note: I’m starting with SOHO and Business sized firewalls but I will extend this to ‘Enterprise...
VMware ESX – Sockets and Cores (Logical Processors)
KB ID 0001124 Problem While explaining to a client the difference between Sockets, Cores, Logical processors, I had to revisit this post today, so I updated it for vSphere7 Calculating Sockets and Cores Essentially; A: Processor Sockets: The Physical amount of CPUs on the motherboard. B: Cores Per Socket: For a dual core processor this would be 2, triple core=3, quad core = 4, hex core = 6, octa core=8, deca core=12, etc. C: Logical...