nanog mailing list archives

Re: Transparent hijacking of SMTP submission...


From: "Livingood, Jason" <Jason_Livingood () cable comcast com>
Date: Mon, 1 Dec 2014 13:22:08 +0000

On 11/29/14, 12:26 PM, "Jean-Francois Mezei" <jfmezei_nanog () vaxination ca>
wrote:

However, in the case of SMTP, due to the amount of spam, most ISPs break
"network neutrality" by blocking outbound port 25 for instance

Whatever Net Neutrality may mean this week, it is usually intended to
allow for reasonable network management practices, including preventing
network abuse. In the case of port blocking, it is permissible provided it
is disclosed transparently.

- Jason


Current thread: