Re: OSPF vs IS-IS

["Jeffrey S. Young" <young () jsyoung net>]

On 13/08/2011, at 10:48 PM, Randy Bush <randy () psg com> wrote:

> > That's interesting and if true would represent a real change.  Can you
> > list the larger SPs in the US that use OSPF?
>
> at&t
>
> is-is in ntt, sprint, verizon, ...
>
> randy

AT&T's backbone is the old SBC backbone?  Finding OSPF here doesn't 
surprise me.

If Level3 is really OSPF I would be pretty surprised, most of the clue @L3
came from iMCI (a big IS-IS shop).

jy