Both are encryption related. I would guess that GMX has switched (like everyone else did in the last 2 years) to SHA-2.
If that is the case, a firmware update may fix it, it can't hurt to try at least.
Both are encryption related. I would guess that GMX has switched (like everyone else did in the last 2 years) to SHA-2.
If that is the case, a firmware update may fix it, it can't hurt to try at least.