Sorry Simon, almost Greek to me! <lol> how do I do this because they drive me mad! Dee
-------Original Message------- You cannot block them with blacklists, *because* they keep changing IP Addresses (using compromised PCs on ISP's that don't block port 25, aka 'botnet'). The only way is using something like postfix and its Header_checks, or ASSP which does even more (delaying, greylisting, etc)... -- -- The Silver List is a moderated forum for discussing Colloidal Silver. Instructions for unsubscribing are posted at: http://silverlist.org To post, address your message to: [email protected] Address Off-Topic messages to: [email protected] The Silver List and Off Topic List archives are currently down... List maintainer: Mike Devour <[email protected]>

