[lir-wg] IXP networks routing

> The standard allocation size as per common practice at this point is 
> either
> /64 or /48. More types of sizes are being debated all the time, but to 
> this
> day, no other sizes have been established. A /64 might be too small for
> IXPs with more than one peering mesh, so the next step up is /48.

Per the previous thread here a /64 would be for a very small IX....

- kurtis -