Microsoft Internet Security and
Acceleration Server 2000
External SMTP
Server
Set up an external SMTP server to work with ISA Server.
Install SMTP server.
Configure the SMTP service to forward messages:
Add new remote domain.
Open properties dialog of the new domain.
Select the Allow incoming mail to be relayed check
box.
Select the Forward all mail to smart host option and
type the external name or IP address of the ISA server.
Alternatively, use the Smart host setting on the Delivery
Property page of SMTP server properties.