PowerShell

Where are mailbox last logon, client IP address and other details in Exchange 2007 & Exchange 2010?

In Exchange Server 2003/2000, expanding a Mailbox Database (MDB) provides information about mailboxes in a database, last logon/logoff times and account(s) that logged on to mailboxes (see ‘Displaying Client IP Address in Exchange System Manager‘ for details). Figure 1: In Exchange 2003, the Logons node displays Store logon-related information. Click here to see a bigger […]

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Exchange Quick Audit: mailboxes created in last 7 days

I remember writing plenty of scripts to report on different things such as user accounts created every week/month, user accounts modified, accounts disabled, etc. for SOX compliance. Some of those scripts used to be rather long, and in hindsight— involved a lot more lines of code than an administrator should have to write. Although I […]

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How to forward mail to an external email address

In Exchange Server 2003, mail for a recipient can be forwarded to an alternate recipient by modifying the recipient’s Delivery Options in ADUC | recipient -> properties | Exchange General tab. Figure 1: Use Delivery Options to auto forward email to an alternate recipient in Exchange 2003 If you need to forward mail to an […]

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List mailboxes with Full Mailbox Access permission assigned

In “HOW TO: Grant Full Mailbox Access permission“, we saw how to assign and view mailbox permissions, including Full Access. Here’s how you can get a list of mailboxes with explicitly-assigned (i.e. not inherited) Full Access permissions. You can specify a single mailbox and retrieve the permissions assigned on it by using the Get-MailboxPermission cmdlet. […]

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Set Message Size Limits in Exchange 2010 and Exchange 2007

In Distribution Groups and maximum recipients per message, we looked at how the maximum recipients per message settings are treated differently by Exchange Server 2010/2007 and Exchange 2003/2000 when sending to Distribution Groups. Message size limits are an important mechanism to control mailbox sizes, guarantee service availability, and protect from potential DoS attacks. Another commonly […]

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Why Get-TransportAgent doesn’t agree with the Exchange console

You disable a particular anti-spam agent — let’s say the Content Filtering Agent, using the Exchange Management Console (EMC). Figure 1: Disabling a transport “agent” in the Exchange Management Console Next, you use the Get-TransportAgent command to get the status of transport agents — and surprisingly the Content Filter Agent shows up as Enabled! Figure […]

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View membership of a Dynamic Distribution Group

Dynamic Distribution Group is the Exchange Server 2010/2007 term for Query-Based Distribution Groups supported by Active Directory (and therefore Exchange Server 2003/2000) in Windows Server 2003. Unlike normal security and distribution groups, which have static membership (defined by manually adding users/recipients as members of the group), the membership of a Dynamic Distribution Group is determined […]

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Applying Managed Folder Policy to more than one user

Scenario: You have a Managed Folder Mailbox Policy called Policy-DeletedItems90Days. The policy has Managed Content Settings to permanently delete items in the Deleted Items folder after 90 days. You can easily apply this Managed Folder Mailbox Policy to a single user using the Exchange console, as shown in Figure 1. Figure 1: Applying a Managed […]

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Protect users from spam from your own domain in Exchange 2010 and Exchange 2007

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 mail is exchanged with anonymous Internet hosts without any authentication. Headers can be and are effortlessly spoofed. Rather than using an unregistered or invalid domain in the From: header, many […]

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Back Pressure and Exchange Server Transport error 452 4.3.1 Insufficient system resources

In my hotel room in Orlando, getting ready for an Exchange 2007 transport presentation tomorrow morning at TechMentor. When trying to telnet to the SMTP port of an Exchange 2007 Hub Transport server, I got the following error: 452 4.3.1 Insufficient system resources Not a good thing the night before a presentation – Murphy’s law […]

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