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North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: Stopping open proxies and open relays
Gregh wrote:
>
> Optus in Australia have taken the line of blocking port 25 to anything at
> all excepting contact with their own servers. Seems to work. Some pissed off
> customers with their own smtp progs etc but my guess is that this would fit
> your bill.
>
Earthlink and many others have been doing this in the US for a long time.
But, they don't require any "authorization" in sending, despite that
being available built-in to NetScape/Mozilla for many years, and they
don't seem to actually scan their outgoing email for virii and cut off
the user.
I'm not sure this is the answer.
--
William Allen Simpson
Key fingerprint = 17 40 5E 67 15 6F 31 26 DD 0D B9 9B 6A 15 2C 32
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