text_combined: ram snxnetcorecoin wed 20080220 0325 0800 aio shin wrote hi group possible attain requirement amavisnew way tweak hardware many domains postfix ultimately delivering mx machine also running spam checks general best idea multiple boxes behind load balancers attain high availablity load balancing also 1 maintain complete userlist machine postfix quickly reject messages wrong recipients 2 get datafeed rbls like spamhaus atleast reject spams outright using local dns server 3 use caching nameserver reject mails domains dont resolve 4 different machine without amavis delivery incase mail delivery internet thanks ram thu 07 aug 2008 182150 0530 attaining 20 sent mails per second