About brian1stamper1

brian1stamper1 · 03-03-2026

Just curious if anyone has made this work with FTD/FMC 10.0? I decided to try it in lab just to see using Lets Encrypt and following the document here:https://www.cisco.com/c/en/us/td/docs/security/secure-firewall/usecase/VPN/using-acme-certificates...

brian1stamper1 · 03-04-2026

I figured this out!! I think Cisco needs to update this documentation as they have a critical step missing. In the below portion of the document they have you add the Cert to the firewall. What isn't listed or is maybe assumed is that you have to ...

brian1stamper1 · 03-03-2026

There is no upstream firewall in this case. The firewall requesting the cert has the public IP and directly connects to the internet.

brian1stamper1 · 03-03-2026

There would not be. The firewall itself has the public IP that the FQDN of the cert request resolves to.

Member Since	‎09-05-2023 07:20 PM
Date Last Visited	‎05-12-2026 08:55 PM
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