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How to enable relaying for external clients on SBS 2008/2011 and or Exchange 2007/2010 with different sending email address’s

I sometimes come across customers that would like to relay email through their Exchange Sever from external clients and maybe use a different sending address.  Here is how I configure this.

First, we will create a new receive connector via the Exchange Powershell. To do so, open up the Exchange Management Shell (powershell)

Once […]

Android update gives more features with Exchange EAS

Today my wife updated her Sprint Samsung Transform phone with the latest Android OS. I have been waiting for Sprint to push out this update as I found a very strange bug in the base OS that was shipped with the phone in November 2010.

For a list of versions and when they were shipped, […]

Can’t create a new Receive connector after installing Rollup #1 or #2 for Exchange 2007 SP3

After you install Exchange 2007 service pack 3, and or rollup #1 or rollup #2 and you attempt to create a new receive connector, you receive the following error:

Summary: 1 item(s). 0 succeeded, 1 failed.

Elapsed time: 00:00:00

test

Failed

Error:

Active Directory operation failed on SBS01.ks.local. This error is not retriable. Additional […]

The site-wide public folder database for administrative group ‘first administrative group’ has been deleted after migrating to Exchange 2007 from Exchange 2000 or 2003

After migrating a SBS 2003 server to a SBS 2008, a good practice is to run not only the SBS 2008 BPA but also the Exchange 2007 BPA built into the Exchange Management Console. In this case, the SBS BPA revealed no issues, but Exchange did. In the Exchange BPA, it was showing

[…]

Symantec Premium Anti-spam fails to detect spam or performs poorly on Windows Server 2008 Small Business Edition.

I came across this issue this weekend. According to Symantec, this seems to only affect SBS 2008 servers, but also could affect regular Exchange 2007 servers as well. Here is how to fix this issue:

 

To disable Exchange anti-spam agents:

Open the Exchange Management console. Navigate to Organization Configuration -> Hub Transport in the […]

setup auto reply for a distribution group

I was doing some research on setting up auto reply’s for a email distribution group for Exchange 2007. I came across this really good article at http://www.amset.info/exchange/groups-autoreply.asp . One thing to note, if you want the auto reply to work from outside the organization, make sure in Exchange hub transport to select under the remote […]

SBS 2008/Windows Server 2008 mail getting stuck in outbound queue

I ran into a strange issue on a SBS 2008 box with relation to mail flow. I was noticing that mail being sent to outside companies is stuck in the Queue. Not all mail, but a lot of it. When looking at the “Last Error” in the Queue Viewer, I notice most of those connections […]

How to enable relaying for local machines or devices on SBS 2008

I often have to configure SBS 2008 (Exchange 2007) to allow mail to relay from devices like APC UPS’s, network switches, copiers and other devices or programs on the local SBS SMTP server. This is not always suggested as if you get a virus on the network or bot, it can start sending all kinds […]

Self sending Spam from your own company

I came across this article from Henrik Walther that explains to stop spam coming in to your organization an acting like it is being sent inside.

QUESTION:

It seems like our organization are hit by self-sending spam these days. Spam where *@mycompany.com is used as the sender address, which means the messages are seen […]

552 5.3.4 Message size exceeds fixed maximum message size

Have you run into this error on a Exchange 2007 server, or a SBS 2008 box? While working on a clients network this week, I ran into it. After doing some research, a simple modification needs to be made. Open up a Powershell and use the command Set-ReceieveConnector –identity “Default [servername]” –maxmessagesize 20MB

This […]