Cybuerke:
>Happened again last night, and this time I was able to track it down to a
>failed WPA passphrase handshake with the router.

Little while ago I asked Zyxel if they going to provide firmware update with
WPA/2 for their WiFi phone.
The answer was: No, the WPA regular handshake cuts of the phone connection.

On the other hand the Senao has WPA, as do mobile / WiFi / VoIP phones.
So what is the full SP ?
Regards,
Martin