Hi @sb11011989    For NBN FTTP, there's no need for VLAN Tagging as the VoIP is configured on the NBN NTD box.   BasilDV ... View more

@sb11011989 . If you check the specifications, it is only Wifi5 and only has WPA2 wifi security.  https://www.dlink.com.au/home-solutions/DSL-3900-wireless-2600-dual-band-gigabit-vdsl-adsl2-modem-router Unless the current docmentation you have specifies it has wifi6. Latest wifi security is WPA3. Anyhow, I can't recommend specific models. ... View more