[c-nsp] BGP and OSPF - redesign

[Charles Wyble]

Pete Templin wrote:
> chris at lavin-llc.com wrote:
> 
> [snip]

> 
> 1:  Add in any necessary configurations so that OSPF is carrying AT 
> LEAST what it'll have at the end of the project.
> 2:  Update BGP so that it's carrying everything that it should be carrying.
> 3:  Trim BGP so that it's carrying nothing more than what it should be 
> carrying.
> 4:  Trim OSPF so that it's carrying nothing more than what it should be 
> carrying.

What he said. :)

Obviously you want the systems to coexist for a short period of time.

Nanog had some presentations on OSPF to ISIS migration which went into a 
good amount of detail around the testing / roll out methodology. Check 
the presentation archives for it.