They're the most important part of a connected home, but often bring the most frustration.
The fact of the matter is, most modem/routers aren't very good. They have a tendency to overheat, some features just flat out don't work, and they have user interfaces that are exceptionally hostile to newcomers.
We've tested a whole raft of wireless ADSL2+ modem/routers recently, and here's the pick of the bunch so far — as time goes on and we cover more models, we'll keep the round-up updated.
It seems almost every model router has caused misery at some point. Let us know your experiences in the comments below!