Category Exchange

Stop Exchange 2010 STARTTLS Event Log Errors …

A long story but I am running 1x Exchange 2003 and 2x Exchange 2010 servers in the same domain. The Ex20210 servers are generating lots of error events with EventID 12014. I know that this can be resolved by installing the appropriate certificates but we aren’t quite ready to do that yet which is part […]

Exchange 2010 SP1 Network Ports Diagram …

Just came across this fantastic diagram created by Michel de Rooij and published on his EighTwOne blog: http://eightwone.com/2011/04/05/exchange-2010-sp1-network-ports-diagram-v03/

Exchange NDR 5.4.6 …

Yesterday I had my assistant delete a user and create them again as a contact. When I tried to email this person today, I got these NDR’s. Event logs confirmed the NDR. After checking email addresses were correct, I purged the mailbox, restarted SMTP and the Information Store with no affect. After some research, I ended […]