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North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical RE: Cloud service [was: RE: EC2 and GAE means end of ip address reputation industry? (Re: Intrustion attempts from Amazon EC2 IPs)]
For the reason you stated, "much to the chagrin of receivers". Easier to sell a service to customers downstream if it's being done in the network, without MX changing. Frank -----Original Message----- From: Ken Simpson [mailto:[email protected]] Sent: Tuesday, June 24, 2008 8:38 AM To: [email protected] Cc: 'Christopher Morrow'; [email protected] Subject: Re: Cloud service [was: RE: EC2 and GAE means end of ip address reputation industry? (Re: Intrustion attempts from Amazon EC2 IPs)] > Source IP blocking makes up a large portion of today's spam arrest > approach, > so we shouldn't discount the CPU benefits of that approach too > quickly. > > I'm not sure where today's technology is in regards for caching the > first 1 > to 10kB of a session....once enough information is garnered to > block, issue > TCP RSETs. If it's good, free the contents of the cache. What's your interest in mopping up spam in the middle of the network? Usually spam is viewed as a leaf-node problem (much to the chagrin of receivers, actually). Regards, Ken -- Ken Simpson CEO MailChannels - Reliable Email Delivery http://mailchannels.com 604 685 7488 tel
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