On 6/21/13 4:06 PM, Lobo wrote:
Here is what we sort of followed:

  * Get your IPv6 block from your RIR; typically a /32 but we were able
    to negotiate a /28
  * Come up with a good IPv6 address plan; spend some good time on this
  * Enable IPv6 connectivity to your upstream and public peering
    connections along with BGP

A couple of recommendations here. In setting up more than one ISP with IPv6, I used an address scheme where:

Infrastructure is in <ARIN-/32-prefix>:0:0/64
Loopbacks are <pfx>:0:0:0:0:site#:router#-in-site/128
Intra-POP links are <pfx>:0:0:0:site#:link#:endpoint(1 or 2)/112
Inter-POP links are <pfx>:0:0:site-A#:site-B#:endpoint(1 or 2)/112
(A is always the lower-numbered site, B is higher; endpoint 1 is in site A, 2 is in site B)

Customers would be assigned a /56 by default, but we'd use a progressive sequence to hand out said /56s so that every customer has the same ability to up-size at any given moment - in other words:

customer 1:     (infrastructure)
customer 2:     <pfx>:0:8000/56
customer 3:     <pfx>:0:4000/56
customer 4:     <pfx>:0:C000/56
customer 5:     <pfx>:0:2000/56
customer 6:     <pfx>:0:6000/56
customer 7:     <pfx>:0:A000/56
customer 8:     <pfx>:0:E000/56
customer 9:     <pfx>:0:1000/56
etc.

Hope this helps in some way.

Pete


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