[ppml] 4.4.2 Micro-allocations for anycast services

[Bill Woodcock]

      On Tue, 11 Apr 2006, Mark Jeftovic wrote:
    > Sorry if I don't understand all the lingo (I'm a self-confessed routing 
    > moron), what is "PI space"?

Provider-independent.  Space which you get from your RIR rather than from 
your up-stream.

    > The issue with just getting a /24 allocated from your ISP or upstream I 
    > guess is this ties you to the ISP, if you ever move you then need to get 
    > another allocation from your new ISP.
    
The upstream may not be happy with you using their space in locations 
where you're not buying transit from them.  

    > Also, what if your anycast cloud straddles across multiple ISPs? Would 
    > that still work?
   
Not very well.

    > that's why I think the micro-allocation is the solution to give the 
    > smaller players the flexibility to tie their own anycast clouds together 
    >   in a manner that doesn't marry them to their upstream

Yup.

                                -Bill