Eugene Siu's Thoughts on Security

Set-IPBlockListProvider -Name "Spamhaus Example" -Identity sbl-xbl.spamhaus.org -AnyMatch:$true If you want to test your setup, you can send an email to nelson-sbl-test@crynwr.com from your Exchange 2007 server on which IP block list is configured...

After setting up Exchange 2007 Edge and Hub, you can verify their configuration via get-TransportServer. On Edge and Hub, two anti-spam settings are important. You can use "get-TransportServer | fl name, anti*" to show the status of anti-spam related...