[Tagging] How to tag un-named roundabout?

[Mike N.]

> You seem a bit unclear. Do you mean name as in name=The Cyril Smith
> Roundabout or highway=trunk etc?

   I was referring to whether the name= tag is required.     Thanks for the 
answers, the consensus is that it is not required for roundabouts with no 
name.

> If the former, not all have a name, which is fine in OSM, but if the
> latter, then every way needs a highway tag.
> I would tag it as the most major road that you have. Do they have Ref's?

   I have the roundabouts tagged with residential / unclassified to match 
the feeder roads.    They don't have any refs.

  Regards,

 Mike