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Re: Recommended ManageSieve TCP port 2000 is already allocated to Cisco SCCP
On Tue, Jan 13, 2009 at 09:38:13AM -0500, Jeffrey Hutzelman wrote:
> --On Tuesday, January 13, 2009 09:28:27 AM +0100 Arnt Gulbrandsen
> <arnt@xxxxxxxxxxxxxxxxxxx> wrote:
> >Pushing SCCCP out of the way isn't going to work very well... I suggest
> >getting a new port (x) and using these rules:
> >Clients MUST try port x first. If a client gets connection refused on the
> >right port number, it MAY try 2000, but in that case it should watch out
> >for SCCCP. Sieve banners look like <example>, and always contain a line
> >starting with "SIEVE " and one starting with "IMPLEMENTATION ". SCCCP
> >banners look like <example>, and always <dan?>.
> Instead of standardizing a multi-port search procedure, I suggest we
> standardize the use of DNS SRV records to discover managesieve servers.
> -- Jeff
I would second the DNS SRV record approach. It would be quite convenient
to have a MUA that used DNS SRV records to find it's IMAP, SMTP-MSA,
and Managesieve servers.