A Drink of Technology for the Thirsty Mind
Email spam continues to be a huge problem for organizations these days, and it usually falls on the Exchange administrator to do something about it. Aside from the usual anti-spam measures we can put in place to protect our own servers from spam, we also need to consider how to prevent spammers from spoofing (imitating) the domain names for our […]
Read moreWhen deleting a mailbox from Microsoft Exchange Server, the following error is sometimes displayed, especially if the user has been an Exchange Administrator: Microsoft Exchange Error – Action Remove could not be performed on object ‘User’ Error: Active Directory operation Failed on User. This error is not retriable. Additional inFormation: Access is denied. Active directory response: 00000005: SecErr: , problem […]
Read moreGranting a user read-only access to the mailbox and calendar of another user in an Exchange Server organization. This is a common scenario and the solution is reasonably simple though perhaps not obvious. Let’s look at the scenario of Alan Reid trying to access the mailbox of Alex Heyne. With no access configured Alan gets an error message when he […]
Read moreOne of the less well understood components of a working email system is the MX record. I do find a lot of IT administrators looking after Exchange servers who don’t really understand what an MX record is and how they work. DNS Fundamentals MX stands for “mail exchanger”. An MX record is a type of DNS record, so any understanding of MX […]
Read moreContact is ideal when you want user to communicate with non-Microsoft mail system and external SMTP addresses. It is know as recipient in older exchange environment, now in Exchange 2003, contacts are created in Active Directory and viewed in the Global Catalog in the same manner as a mail-enabled user object. Each contact can be assigned an SMTP address in […]
Read moreIn fact, this information is easily available on technet, but sometimes it is useful to organize and put them in one place. Exchange 2010 and Exchange 2007 recipients limit There is an important change compared to Exchange 2003 – Distribution group are treated as one recipient. We can restrict recipients limit at the following levels: Organization Transport server Receive Connector […]
Read moreThe headers of an email message contain very useful information for Exchange Server administrators. Header information includes such things as which email servers were involved in the transmission of the message, and whether the email message was scanned for spam or viruses. This is useful both for internal and external email messages. In one recent real world example we used […]
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