Microsoft introduced the concept of Standard and Enterprise Client Access Licenses (CALs) for Exchange Server 2007. In previous versions, only the server part of Exchange…
Scenario: Junk mail makes it to your Inbox, without getting filtered by any of Exchange’s anti-spam filters.Action: User moves item to Junk Mail folder.Result: This…
Tuesday night was a Birds of a Feather (BOF) night, with plenty of BOF sessions and chalk talks scheduled. My session on Fighting Spam With…
If you’re going to be at Microsoft TechEd 2007 in Orlando next week, and are interested in sharing your experiences in fighting spam using Exchange…
InfoWorld columnist Roger Grimes gripes about Real-Time Block Lists (aka Real-Time Blackhole Lists, DNSBLs or DNS-based Block Lists. The Exchange Server 2007 term for RBLs…
The Content Filter Agent in Exchange Server 2007 allows you to quarantine messages above the SCLQuarantineThreshold. Messages so quarantined are delivered to a quarantine mailbox,…
One of the common complaints from users and many messaging folks is spam received from senders that appear to be from your own domain. SMTP…
RFCs 2821 and 1869 specify the format of HELO/EHLO commands issued by a SMTP client to initiate a SMTP session. RFC 2821 on HELO/EHLO command:…
Exchange 2007 includes a number of anti-spam agents to filter spam. The anti-spam agents log their actions in (anti-spam) agent logs. The default agent log…
Related to the previous posts “HOW TO: Add additional email addresses to a recipient” and “HOW TO Update multi-valued attributes in PowerShell” – removing one…