John, It is kind of you to reply. However I am unsure how to change the DNS, and can;t find any FAQs on it. Please could you direct me? re the firmware, I have followed the link which downloads a PIB...

Model : Hardware Version : Firmware Version : ISP : Hello, I have owned a 4220 linked to a PA411 for about three years. It used to work fine, but recently the internet keeps dropping off. I can still...

Model : Hardware Version : Firmware Version : ISP : Hello, I have a WPA-4220 which is paired with a WPA 411 at the modem. I am increasingly frequently losing internet connectivity (but not wireless)....