> Section 5 of RFC 5617 created some namespaces [1] in the IANA registry. > These namespaces require IETF Review. There is an easy way for the IESG to > perform the registry clean-up. The easy way might end up being > problematic. I'm not sure I understand the question or the problem. We normally leave registries and registered entries alone. What sort of cleanup are you looking for? We could put a notation in the registry that says it's historic, but anyone looking at the registry's reference document will see that anyway. Barry