http://blog.wordtothewise.com/2008/01/why-do-isps-limit-emails-per-connection/ Spam, delivery, email and more Fri, 21 Nov 2008 11:07:02 +0000 http://wordpress.org/?v=2.5.1 http://blog.wordtothewise.com/2008/01/why-do-isps-limit-emails-per-connection/#comment-964 J.D. Sat, 19 Jan 2008 18:44:33 +0000 http://blog.wordtothewise.com/index.php/2008/01/16/why-do-isps-limit-emails-per-connection/#comment-964 Another reason is that some senders (both legit and otherwise) will leave connections open for a really long time between messages, which means those sockets can't be used by other senders unless the ISP disconnects. In effect, it's a distributed denial of service attack. Another reason is that some senders (both legit and otherwise) will leave connections open for a really long time between messages, which means those sockets can’t be used by other senders unless the ISP disconnects. In effect, it’s a distributed denial of service attack.

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