Hi,Are you able to take out the take out the 4 port analogue trunk card that comes with the UC520 and replaced it with a 2 port ISDN card then add in a additional 2 port ISDN card installed to give 4 x ISDN BRI’s or is this 4 port analogue trunk card...

Morning, Can you please confirm which of the new 300 series routers are fan less as there is no information on the website about it?Thanks

Hi,Is there a power adaptor that you can purchase to use with the AP541N.ThanksLisa