Open Relay Database ORDB.org shuts down

After five and a half years, the non-profit organization ORDB is shutting down its DNS service (a Realtime Block List of open relays) and mailing list today, because the general consensus within ORDB is that open relay RBLs are “no longer the most effective way of preventing spam from entering your network”. The ordb.org web […]

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Exchange Server 2007 Evals Available in 64-bit & 32-bit versions

Exchange Server 2007 evaluation software is available in both 64-bit and 32-bit versions on microsoft.com (may require registration). The 120-day evals can be upgraded to the full product by entering a license key. Questions about the 32-bit version continue to be asked in some Exchange forums and public newsgroups. It’s important to clarify – yet […]

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Conflicting Mailbox Store Policies

I spent some time (ok, I’ll admit – more than “some time”… ) writing a script to get user mailbox storage limits/quotas [an improvement on the script I posted earlier – read previous post “SCRIPT: Show mailbox limits“]. The new script checks users’ individual mailbox limits (if these are set in user properties in ADUC). […]

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Bulk mailbox-enabling users using Exchange Shell in Exchange 2010 and Exchange 2007

In Exchange Server 2007: Bulk creation of mailboxes using Exchange Management Shell, I wrote about how to bulk create mailboxes (including user accounts) from a CSV/text file. This post is in response to readers who asked for a way to mailbox-enable existing user accounts. Bulk mailbox-enabling users using the EMC The EMC allows you to […]

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Windows Vista RoI: BitLocker drive encryption enough to justify upgrades?

According to analyst Jon Oltsik of Enterprise Strategy Group, Windows Vista’s BitLocker drive encryption system provides enough RoI to justify the upgrade for enterprise customers. PC encryption tools have now become a “must-have” and most enterprises are considering deploying such tools. Standalone drive encryption utilities cost $100-$200 per system in acquisition cost alone. Add to […]

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Exchange Server 2007: How are RBLs performing?

Exchange Server 2007 includes a script that reports on how Realtime Block Lists (RBLs) perform – it provides the number of messages blocked. The script – Get-AntispamTopRBLProviders.ps1 can be found in the \Exchange Server\Scripts folder. To run it, fire up Exchange Shell: .\get-antispamtoprblproviders.ps1 Name Value—- —–Spamhaus SBL-XBL 6626SORBS 33NJABL 2 The script can be constrained […]

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IMF: How to customize NDR message

Do you have IMF setup to reject messages at the gateway? If yes, you can customize the NDR message senders get. Exchange MVP and author of Exchange Server 2003 24Seven (renamed in its second edition to Microsoft Exchange Server 2003 Advanced Administration) Jim McBee shows you how in his post titled “Exchange 2003 SP2 IMF […]

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MS06-076: Cumulative Security Update for Outlook Express

As part of its monthly security patch releases, Microsoft has published a security bulletin (MS06-076) – a cumulative update for Outlook Express. Even if you use Microsoft Outlook for email and do not use Outlook Express at all, do remember this is installed by default on all Windows computers and as such it makes sense […]

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WordPress, PHP, and MySQL: Yes, it’s free if…

I’ve been toying with the idea of moving this blog to a better publishing platform – I like what I’ve read about WordPress, I like blogs created/hosted using WordPress. Certainly seems like a better alternative to Blogger. After playing with WordPress (or rather, trying to install WordPress) for a while, I am wondering if it’s […]

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Windows Vista and Outlook Web Access

If you’re using a version of Windows Vista since Beta 2 (including RTM), the version of IE7 included with Vista does not have or support the DHTML Editing (ActiveX) control that allows you to compose or reply to messages in Outlook Web Access. As a result, when you try to compose or reply to messages […]

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