TLS handshake error

nabble at felix.world nabble at felix.world
Wed Jun 19 18:59:21 UTC 2024


Without the full debug i don’t think someone can help you. 
But as a side note. Besides security aspects, don’t use UDP with Azure container instances or any service which is running behind a load balancer in Azure. 
We also saw spontaneous issues with VMs which run in Azure and use UDP when it comes to fragmentation. 

The loadbalancers are not able forwarding fragmented UDP (or fragmented IP packets to be more correct) and you will search for hours before you’re taking captures and wondering why not everything from the sender, arrives at your destination.
But of course it depends on the authentication protocol and the server configuration whether fragmentation occurs in your situation.

BR, 
Lineconnect

> On 19. Jun 2024, at 20:04, Mark Dayton <m4rk.dayton at gmail.com> wrote:
> 
> I have setup freeradius in Azure running as a container, I'm using image
> latest-3.2-alpine for this.
> 
> I have a self signed cert configured for the server and a root CA uploaded.
> On my client I have trusted certs for both the self signed certificate and
> the root CA.
> My wireless profile is configured to use the root CA.
> 
> Constantly receiving this error when connection is attempted, can anyone
> suggest anything?
> 
> eap_tls: ERROR: (TLS) Alert write:fatal:handshake failure
> -
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