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 Off-Topic / Geek / 4636
    (canceled) —Jamie Obrien
   
        Re: skirting port blocking? —Matthew Miller
   (...) Well, it really *is* for security. Or, bandwidth-savings, at least. The alternative is to send armed strike forces around to install patches on every MS Windows system attached to the network every time a new hole is found. (21 years ago, 26-Feb-04, to lugnet.off-topic.geek)
   
        (canceled) —Jamie Obrien
    
         Re: skirting port blocking? —Matthew Miller
     (...) We have a lot of bandwidth. :) (...) Yeah, but with 97% of machines running MS OSes, I think the ISPs are sincere in saying that the main purpose of blocking port 25 is to stop the onslaught of Windows-bourne trojans/worms/etc. I know some (...) (21 years ago, 26-Feb-04, to lugnet.off-topic.geek)
   
        Re: skirting port blocking? —Dan Boger
   (...) Blocking outgoing port 25 doesn't do anything for security. At most, it means that infected machines can't be used to send out spam (unless they're using the U's SMTP server). But it won't stop anyone from *getting* infected. That said, it (...) (21 years ago, 26-Feb-04, to lugnet.off-topic.geek)
   
        Re: skirting port blocking? —Matthew Miller
   (...) Yup, as I understand from the Windows folks, it was a nightmare. And stopping the outgoing flood means less people getting new versions of the mail, so it does slow down the spread. We just blocked it at BU for Resnet, but we do allow students (...) (21 years ago, 26-Feb-04, to lugnet.off-topic.geek)
   
        Re: skirting port blocking? —Mike Walsh
    "Matthew Miller" <mattdm@mattdm.org> wrote in message news:slrnc3s027.249.....bu.edu... [ ... snipped ... ] (...) [ ... snipped ... ] This is exactly what I do at work to reply to my non-work e-mail. Anything I send from my Mindspring account at (...) (21 years ago, 26-Feb-04, to lugnet.off-topic.geek)
   
        Re: skirting port blocking? —Matthew Miller
   (...) Unfortunately, some ISPs (verizon, I believe is one) make it so their server only lets you use a From address with their domain name on it. (21 years ago, 26-Feb-04, to lugnet.off-topic.geek)
 

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