invalid Message-Authenticator! (Shared secret is incorrect.)

[tnt at kalik.net]

>I think the problem is in the AP(nas), not in the radius.
>
>Sorry, no more questions about it . I think the CISCO 861 router(new)
>has something problem.

I would seriously doubt that. Your server would be much bigger suspect.
It can't find openSSL either.

Ivan Kalik
Kalik Informatika ISP