Re: another protocol like sip

Hi,

On Sun, Mar 07, 2004 at 04:06:06AM +0900, fujiwara(_at_)jprs(_dot_)co(_dot_)jp 
wrote:
> Hello, I'm Kazunori Fujiwara, JPRS.
> I was in MARID bof in Seoul, IETF59.
> I wondered why only smtp was considered in this BOF.
> (But I could not comment because my English problem.)
>
> Because I got many SPAM SIP calls.

See 
http://www.ietf.org/internet-drafts/draft-danisch-scaf-00.txt

a proposal to use those mechanism as a general caller authorization 
scheme.

regards
Hadmut