On Saturday 24 July 2004 2:21 pm, John Thompson wrote: > Many ISPs have taken to blocking port 25 connections from dynamic IP > addesses as these are frequently spam bots. Instead, tell sendmail to > use your ISP's smtp service as a "smart host" -- > define(`SMART_HOST',`smtp.your.provider') in sendmail.mc, generate a new > sendmail.cf by running "make -C /etc/mail" and restart sendmail. Your > outbound email will be routed through your ISP's smtp service for delivery. Why would you do that? Instead of specifying your ISP's MTA in your MUA? Any benefit?