Virtual Hosting in Sendmail
Sendmail 8.13..CentOS 5.1 1. Check following line should be there in /etc/mail/sendmail.mc FEATURE(`virtusertable’, `hash -o /etc/mail/virtusertable.db’)dnlFEATURE(always_add_domain)dnlFEATURE(use_cw_file)dnl 2./etc/mail/virtusertable, which will look something like this: abc@domain1.com abc xyz@domain2.com xyz abc@domain2.com abc2 3. makemap hash /etc/mail/virtusertable < /etc/mail/virtusertable 4. Put host alliases in /etc/mail/local-host-names. domain1.com domain2.com