Re: Is 100-Continue hop-by-hop?

>But I guess that what he actually had in mind was 
>
>  <copy request> <100 response about progress=50%> <100 response about
>  progress=100%> <200 OK response to copy request>
>
>And this latter case would indeed work through a multiplexing proxy
>(though the code would have to be 101 or something, with semantics
>slightly different from 100). 

101 is already being used, but yes it would definitely have to be
a new 1xx code.  Extensibility is meant to be used.

.....Roy