> We just open port 2525 for customers from ISP's blocking official SMTP > ports so they can use their dedicated servers/domain mailservers.
for personal use, i have a box that has sshd running on 443 and i tunnel 2525 through it. that worked even in the narita red rug when they were at their blocking worst. for customer use, i would push them to 465, 587 if less clued. randy
