Can sendmail listen for SMTP on two prots at once?

[Lyndon Nerenberg]

> 1. run two sendmails.. one binded to port 25 and the other one binded to 
> above port 1024 (but i prefer to use port 80 because most firewalls allowed 
> port 80 to pass thru)
> 2. run one sendmail that binded to port 25 and make a firewall rule to 
> redirect or forward port 80 to port 25
> 3. using dial-up vpn

4. Read about DAEMON_OPTIONS in /usr/share/sendmail/cf/README.