IMHO.
Matthew Davidson wrote:
Hi,
It appears Bigpond is blocking all outgoing traffic on port 25, except
via their own mail servers. I've just spent half a day with a client
trying to work out why he could no longer send email (his mail server is
with an overseas ISP)
Optus do the same, have done for a year or more. I know of other ISPs
that do it, although some take the option of doing a transparent redirect
of port 25 to their own mail server.
As far as I can see, it's now impossible to run your own SMTP server via
a Bigpond connection, or to use any outgoing mail server but
mail.bigpond.com. Obviously this is an attempt to reduce the amount of
It's only outgoing traffic blocked, not incoming traffic.
spam and email virus traffic on Bigpond's network, but am I unreasonable
in thinking this is a bit heavy-handed?
No. Not heavy handed. It reduces spam, considerably, since Bigpond send
something like 80% of the Australian generated spam I see in my spam box.
--
Del
--
SLUG - Sydney Linux User's Group Mailing List - http://slug.org.au/
Subscription info and FAQs: http://slug.org.au/faq/mailinglists.html
