I still say removing all the RDNS records for all those customer cable modem addresses would make it easy enough for us to refuse them at the gateways. I just can't see port 25 blocking as a good idea...it just makes the users into forgers, and that's just as bad.
Chris ----- Original Message ----- From: Sanford Whiteman To: Doug Anderson Sent: Wednesday, May 26, 2004 7:50 PM Subject: Re: [IMail Forum] Spam and Comcast > But the marketing department shot down a ban on port 25 because of > its circa $58 million price tag--so high partially because some > subscribers would have to be told how to reconfigure their mail > programs to point at Comcast's servers... $18 billion revenue at a ~40% profit margin minus a one-time expense of $58 million...poor babies. > Instead, Comcast's engineers plan to try the innovative approach of > identifying the zombie PCs and surreptitiously sending the > subscriber's cable modem a new configuration routine that prevents > outbound connections on port 25. Ooh, super-cool. I'm sure the spammers will _never_ find a way around that one. --Sandy ------------------------------------ Sanford Whiteman, Chief Technologist Broadleaf Systems, a division of Cypress Integrated Systems, Inc. e-mail: [EMAIL PROTECTED] SpamAssassin plugs into Declude! http://www.mailmage.com/products/software/freeutils/SPAMC32/download/release/ Defuse Dictionary Attacks: Turn Exchange Addresses into IMail Aliases! http://www.mailmage.com/products/software/freeutils/exchange2aliases/download/release/ To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/ To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/
