Security
Net neutrality and how ISPs can impact your email security
There was a time ISPs limited themselves to providing layer 3 connectivity. You got a connection, and if the link was up and your computer…
Category
SMTP
Active Directory
Export and Import Content Filter Words or Phrases
In Exchange 2010 and Exchange 2007, you can add custom words or phrases as good or bad words to modify the Spam Confidence Level (SCL)…
Administration
Disable Antispam agents on a Receive Connector
Exchange 2007’s antispam agents are enabled for all Receive Connectors on a transport server. Is there a way to disable the agents on a particular…
Exchange 2007
Delay Notifications: Informing users about delays in mail delivery
Users consider email to be a reliable communication mechanism – not as reliable as the dial tone, but pretty close. Most users expect mail to…
Exchange 2007
Removing internal host names and IP addresses from message headers
Another frequently asked question about SMTP mail – how can I remove internal host names and IP addresses from outbound Internet mail? More often than…
Exchange 2003
Routing outbound mail using a particular IP address
A question that frequently and inevitably pops up when discussing Exchange transport is that of being able to route outbound mail using a particular IP…
Exchange 2007
SMTP Connector Myth: Messages are always routed over SMTP Connectors with more specific address spaces
An Exchange Server message routing myth forever being propagated (including by me!): If 2 SMTP Connectors (or Send Connectors in case of Exchange Server 2007)…
Administration
Masquerading SMTP Virtual Servers: Changing the fqdn and masquerade domain
You can change the fully-qualified domain name (fqdn) used by a SMTP virtual server from its properties | Delivery tab | Advanced | Fully-qualified domain…
Administration
220 Welcome to a California mail server: Fighting spam with SMTP Banners
If you are interested in messaging and fighting spam, you probably watch the legal response to spam with some interest. Given the nature of email…
Exchange 2007
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…