A business, using between /24 and /19 (exposure of /20's is uncertain. sometimes ... sometimes not), still can't multi-home. Therfore, not fixed. |> From: Randy Bush [mailto:randy@psg.com] |> Sent: Tuesday, August 28, 2001 6:34 PM |> |> > how many providers have multiple POP's in a city that are |> _completely |> > redundant_? That is, they can operate _fully_ with one POP out of |> > service? |> |> none can operate *fully*, as a customer access line pretty |> much has to |> terminate in a single router which can, and eventually will, fail. |> |> but, most large providers have more than one pop in the |> largest cities, |> bay area, nyc, dee cee, etc. and those pops are redundantly |> and diversely |> wired. if not, don't buy from them. life can be simple. |> |> of course, in toledo, you're probably sol. Even big guys, in certain areas, are sol. thx for the proof.