I've had this issue big time. Tried many ASUS firmware versions, even RMA'ed the device a few times but it changes nothing. The ASUS firmware patch notes state that vlan 2 works, but when you actually set it it tells you it's reserved for internal use. Only two options I can see here: 1) get TPG to stop using vlan 2 2) get ASUS to actually fix their firmware   Neither of which seem likely. ... View more