My organisation does not have a full-time
Internet connection.A demand-dial router
connects the intranet to the company's ISP
The ISP gives my site a user account and
static IP address. The ISP agrees to queue
EXCH-01 e-mail on its SMTP server so that my
site can retrieve the queued e-mail.
I discover that my site is not receiving
e-mail from the internet. i need to ensure
that EXCH-01 can retrieve e-mail that is stored
at the ISP?
What should I do?
A. Configure an SMTP connector that sends the
B. Configure an SMTP connector to forward all
outbound messages to the ISP's SMTP server and
issue an ETRN command
C. Configure your SMTP virtual server to use the
ISP's SMTP server as a smart host
D.Configure your SMTP virtual server to use the
same DNS server that is used by the ISP's SMTP
server as an external DNS server
I think b. this shall ensure direct connectivity