[rrg] [lisp] Please respond: Questions from the IESG as to whether a WG forming BOF is necessary for LISP

[Xu Xiaohu]

> 
> > I don't think those are the only two alternatives.  For example, 
> > something like the APT idea where the full mappings are 
> shipped to a 
> > set of devices such that such a full set is near to and on 
> the query 
> > path of any leaf is an alternative worth examining.
> 
> We have stated before that LISP-ALT routers could cache 
> mappings. This can help with Map-Request latency. And if the 
> mappings are cached do to seeing Map-Replies or because they 
> are pushed with some other protocol, then so be it.

Does that mean the mapping system ( ALT overlay ) would spread some outdated
mapping informations to the ITRs? Besides, will it make the ALT router
become another vulnerable place?

Xiaohu