Administration

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 […]

More →

CCR Over WAN: Failover and FSW questions answered

Exchange Server 2007’s Cluster Continuous Replication (CCR) feature provides a way to set-up geographically-dispersed clusters to protect against data center failure (aka “site failure”). Though the documentation provides plenty of detail on how to set up CCR clusters in a single data center – where both cluster nodes and the computer hosting the File Share […]

More →

HOW TO: Convert a user mailbox to a resource mailbox

When creating a new mailbox (or a mailbox-enabled user) in Exchange Server 2010/2007, you have the option of creating a user mailbox or a resource mailbox — the latter for conference rooms, or equipment such as projectors, etc. to allow your users to book these resources. If you’ve already created a user mailbox instead, and […]

More →

DST 2007: Hotfix released for Exchange Server 2003 Message Tracking issue

Following DST 2007 patches, Exchange’s Message Tracking Center displayed times that were an hour off (though the actual times logged in the Message Tracking log were correctly logged in UTC), as noted in previous post titled “DST 2007: Exchange’s Message Tracking off by an hour“. Microsoft recently released a hotfix to correct this rendering issue […]

More →

RFC 2821, HELO again: Validating the HELO/EHLO domain

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: 4.1.1.1 Extended HELLO (EHLO) or HELLO (HELO) These commands are used to identify the SMTP client to the SMTP server. The argument field contains the fully-qualified domain name of the […]

More →

Fixed: Outlook 2007 Performance issues with large mailboxes

If you’ve been frustrated with Outlook 2007’s performance when working with large mailboxes or PST files, Microsoft has a hotfix for you – KB 933943: Description of the update for Outlook 2007: April 13, 2007. The update also fixes a couple of other issues documented in this KBA. You won’t need to call Microsoft support […]

More →

Released: Update Rollup 1 for Exchange Server 2007

Exchange Server 2007 just got its first update. Update Rollup 1 (KB 930809) resolves the following issues: – KB 932487: The Microsoft Exchange Information Store service stops unexpectedly when the Exchange Server 2007-based server replicates the Public folder (This happens when Event Logging level for Replication DS Updates is set to anything but Lowest).– KB […]

More →

Exchange Server 2007: Managing And Filtering Anti-Spam Agent Logs

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 locations: Exchange 2010: \Exchange Server\V14\TransportRoles\Logs\AgentLog Exchange 2007: \Exchange Server\TransportRoles\Logs\AgentLog Agent Log Configuration You can’t change the agent log location. Here are the available config options: Enable/Disable agent log: On transport […]

More →

Send as alternate email address in Outlook and Exchange

This is one of the more frequently asked questions in different forums and still a major annoyance – how do I send as an alternate address (aka proxy address or alias)? In most organizations, users have multiple email addresses to meet business requirements such as multiple business units, business names and domain names, mergers, acquisitions […]

More →

Huge Download: 32-bit Management Tools for Exchange Server 2007

A 32-bit version of the Exchange Server 2007 Management Tools has been released as a web download for a while now. You can install this on Windows Server 2003/R2 or Windows XP – no Windows Vista support yet. (Many customers I talked to last week at Exchange Connections are hoping Vista support will be available […]

More →

← Previous Entries

Next Entries →