In most cases, yes — the free routers some ISPs include are usually basic and underpowered. NBN Co (or your building, on FTTB/OptiComm) already provides the connection box; you generally only need to buy a router that supports PPPoE. A solid mid-range WiFi 6 router is a worthwhile investment for most households sharing an apartment.

大多数情况下需要——ISP免费送的路由器通常配置一般。NBN Co(或FTTB/OptiComm楼宇的运营方)已经提供了接入盒子，你一般只需要买一个支持PPPoE的路由器。对合租公寓来说，一台中端WiFi 6路由器是值得的投资。