On Fri, Jun 11, 2004 at 07:03:28AM +0930, Kotlowy wrote:
> > At 08:05 AM 6/10/2004, David Burren wrote:
> > >I think you'll find that Bigpond Broadband blocks port 25: the only way
> > >you'll get outgoing SMTP is to use their relay or to pay for a static IP
> > >(I think the block is off for those).
> >
> > Somebody should suggest to them that they just silently redirect all the
> > port 25 traffic to their own servers rather than blocking it. That would
> > probably prevent them getting support calls from people who forgot to
> reset
> > their mail client's config after returning from a trip or something.
> >
> > Hopefully they aren't also blocking incoming...
> >
> 
> No, they aren't. Thank god for that. There isn't any reason for them to
> anyway.

I think my ISP blocks port 25 inbound (but not outbound) on dynamically
allocated IP addresses.

I think they do it to reduce the number of times their own mailservers
get blocked as being open relays (because the dialling in boxes relay).

	David

-- 
David Laight: david@l8s.co.uk