Exchange uses UDP for new mail notifications which most routers have blocked
by default.
(psst: read the FAQ)
----- Original Message -----
From: "Kevin Derby" <[EMAIL PROTECTED]>
To: "Exchange Discussions" <[EMAIL PROTECTED]>
Sent: Tuesday, August 14, 2001 10:58 PM
Subject: Re: New mail notification port(s)
> Um, no.
>
> There's no new mail notify over our Cisco VPN system, but we have another
> legacy system that allows those packets through. I'm trying to do
research
> so my network guys have something to work with.
>
> Kevin
>
> ----- Original Message -----
> From: "missy koslosky" <[EMAIL PROTECTED]>
> To: "Exchange Discussions" <[EMAIL PROTECTED]>
> Sent: Tuesday, August 14, 2001 7:31 PM
> Subject: Re: New mail notification port(s)
>
>
> > Lemme guess... You work for an ASP, or a company that wants to at least
> > host some Exchange services...
> >
> > It's completely random, from what MS has said in the past. And there's
no
> > way to un-randomize it, and it can't be changed. Apparently the three
> lines
> > (whatever) of code that control this were too hard to rewrite for E2K
> too...
> >
> > Missy
> > ----- Original Message -----
> > From: "Kevin Derby" <[EMAIL PROTECTED]>
> > To: "Exchange Discussions" <[EMAIL PROTECTED]>
> > Sent: Tuesday, August 14, 2001 7:24 PM
> > Subject: New mail notification port(s)
> >
> >
> > Does anyone know the theory behind the randomization of new mail
> > notification ports? I understand that it can be anywhere between 1024
and
> > 65k. Is that one for each client, picked randomly from what's unused,
or
> is
> > there something else to it?
> >
> > Kevin
> >
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