Wondering about using DNS black list with Forefront Security for Exchange?
Don't wonder about it, just do it!
Here's a nice article by Alex Nikolayev on Forefront DNS RBL. If you've never worked with RBLs before, and even if you have, you'll find this an interesting and enjoyable article.
Check it out at:
Thomas W Shinder, M.D., MCSE
Sr. Consultant / Technical Writer