Is it possible to recognize clients not by their IP addresses?

[Sebo PL]

> It might be in the future. dynamic-clients virtual server works just with
> Packet-Src-IP-Address now. There are plans to make NAS-Identifier
> available to it as well. You will be able to set different shared
> secrets then.

I'm waiting for such NAS-ID exactly and hope it might be based on the
SSID of the AP.