David Sheets

classify routable and non-routable addresses

2

This distinguishes loopback and link-local in the IPv4 case. IPv6 needs investigation.

Support RFC 6598, Carrier-Grade NAT Shared Address Space block

1

See http://tools.ietf.org/html/rfc6598.

bigstring support

1

Both shared and copied.

RFC 4007 Scoped Address support

1

Should be able to parse and represent local addresses with zone identifiers. See http://tools.ietf.org/search/rfc4007

IPv4/IPv6 Translator Support (RFC 6052)

1

There are probably some utility functions we could provide. See http://tools.ietf.org/html/rfc6052

We should probably be able to materialize an RFC 4193 ULA using the algorithm in the RFC. See http://tools.ietf.org/html/rfc4193

MAC address relations, field processing, IPv6 address embedding

Alists are used in Nodes because it was faster but really the semantics of `Map` are desired.